diff --git a/milliseconds.py b/milliseconds.py
index e20bfe2..23e61c5 100755
--- a/milliseconds.py
+++ b/milliseconds.py
@@ -59,6 +59,7 @@ def get_top_10(result_type, result_type_dict):
     'cache_hit': dict(bucket),
     'cache_miss': dict(bucket),
     'cache_other': dict(bucket),
+    '1xx': dict(bucket),
     '2xx': dict(bucket),
     '3xx': dict(bucket),
     '4xx': dict(bucket),