diff --git a/datapackage.json b/datapackage.json
index 7eecc71..d8f4be3 100644
--- a/datapackage.json
+++ b/datapackage.json
@@ -21,7 +21,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": []
+                "missingValues": [""]
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         },
         {
@@ -39,7 +39,7 @@
                         "format": "default"
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                 ],
-                "missingValues": []
+                "missingValues": [""]
             }
         },
         {
@@ -72,7 +72,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -133,7 +133,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -194,7 +194,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -250,7 +250,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -298,7 +298,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -341,7 +341,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -386,7 +386,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -447,7 +447,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -518,7 +518,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -580,7 +580,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": []
+                "missingValues": [""]
             }
         },
         {
@@ -613,7 +613,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -674,7 +674,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -745,7 +745,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -822,7 +822,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -878,7 +878,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "TIMESLICE",
@@ -926,7 +926,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "TIMESLICE",
@@ -974,7 +974,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "DAILYTIMEBRACKET",
@@ -1027,7 +1027,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1093,7 +1093,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1162,7 +1162,7 @@
                         "format": "default"
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                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1223,7 +1223,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1269,7 +1269,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": []
+                "missingValues": [""]
             }
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         {
@@ -1297,7 +1297,7 @@
                         "format": "default"
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                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1335,7 +1335,7 @@
                         "format": "default"
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                 ],
-                "missingValues": []
+                "missingValues": [""]
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         {
@@ -1378,7 +1378,7 @@
                         "format": "default"
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                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1450,7 +1450,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1503,7 +1503,7 @@
                         "format": "default"
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                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1559,7 +1559,7 @@
                         "format": "default"
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                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1612,7 +1612,7 @@
                         "format": "default"
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                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1678,7 +1678,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1747,7 +1747,7 @@
                         "format": "default"
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                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1803,7 +1803,7 @@
                         "format": "default"
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                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1841,7 +1841,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": []
+                "missingValues": [""]
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         },
         {
@@ -1869,7 +1869,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1922,7 +1922,7 @@
                         "format": "default"
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                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -1988,7 +1988,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2057,7 +2057,7 @@
                         "format": "default"
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                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2103,7 +2103,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": []
+                "missingValues": [""]
             }
         },
         {
@@ -2121,7 +2121,7 @@
                         "format": "default"
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-                "missingValues": []
+                "missingValues": [""]
             }
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         {
@@ -2149,7 +2149,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2202,7 +2202,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2258,7 +2258,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2311,7 +2311,7 @@
                         "format": "default"
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                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2377,7 +2377,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2436,7 +2436,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2481,7 +2481,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "SEASON",
@@ -2537,7 +2537,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "TIMESLICE",
@@ -2585,7 +2585,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "TIMESLICE",
@@ -2623,7 +2623,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": []
+                "missingValues": [""]
             }
         },
         {
@@ -2641,7 +2641,7 @@
                         "format": "default"
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                 ],
-                "missingValues": []
+                "missingValues": [""]
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         },
         {
@@ -2674,7 +2674,7 @@
                         "format": "default"
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                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2735,7 +2735,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2781,7 +2781,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": []
+                "missingValues": [""]
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         },
         {
@@ -2814,7 +2814,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2860,7 +2860,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": []
+                "missingValues": [""]
             }
         },
         {
@@ -2888,7 +2888,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2941,7 +2941,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -2997,7 +2997,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -3045,7 +3045,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -3098,7 +3098,7 @@
                         "format": "default"
                     }
                 ],
-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -3159,7 +3159,7 @@
                         "format": "default"
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-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",
@@ -3225,7 +3225,7 @@
                         "format": "default"
                     }
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-                "missingValues": [],
+                "missingValues": [""],
                 "foreignKeys": [
                     {
                         "fields": "REGION",