Index: index.yaml
===================================================================
--- index.yaml	(revision 81)
+++ index.yaml	(working copy)
@@ -10,14 +10,14 @@
 # automatically uploaded to the admin console when you next deploy
 # your application using appcfg.py.
 
-# Used 128 times in query history.
+# Used 12 times in query history.
 - kind: Branch
   properties:
   - name: repo
   - name: category
   - name: name
 
-# Used 185 times in query history.
+# Unused in query history -- copied from input.
 - kind: Comment
   properties:
   - name: left
@@ -25,20 +25,20 @@
   - name: patch
   - name: date
 
-# Used 126 times in query history.
+# Used 4 times in query history.
 - kind: Comment
   properties:
   - name: left
   - name: patch
   - name: date
 
-# Used 225 times in query history.
+# Used 4 times in query history.
 - kind: Comment
   properties:
   - name: patch
   - name: date
 
-# Used 591 times in query history.
+# Used 345 times in query history.
 - kind: Comment
   ancestor: yes
 
@@ -49,56 +49,56 @@
   - name: author
   - name: draft
 
-# Used 5 times in query history.
+# Unused in query history -- copied from input.
 - kind: Content
   ancestor: yes
 
-# Used 73 times in query history.
+# Used 23 times in query history.
 - kind: Issue
   properties:
   - name: modified
     direction: desc
 
-# Used 136 times in query history.
+# Used 26 times in query history.
 - kind: Issue
   properties:
   - name: owner
   - name: modified
     direction: desc
 
-# Used 136 times in query history.
+# Used 26 times in query history.
 - kind: Issue
   properties:
   - name: reviewers
   - name: modified
     direction: desc
 
-# Used 210 times in query history.
+# Used 53 times in query history.
 - kind: Message
   properties:
   - name: issue
   - name: date
 
-# Used 5 times in query history.
+# Unused in query history -- copied from input.
 - kind: Message
   ancestor: yes
 
-# Used 638 times in query history.
+# Used 76 times in query history.
 - kind: Patch
   properties:
   - name: patchset
   - name: filename
 
-# Used 5 times in query history.
+# Unused in query history -- copied from input.
 - kind: Patch
   ancestor: yes
 
-# Used 240 times in query history.
+# Used 74 times in query history.
 - kind: PatchSet
   properties:
   - name: issue
   - name: created
 
-# Used 5 times in query history.
+# Unused in query history -- copied from input.
 - kind: PatchSet
   ancestor: yes