diff --git a/db-migration/migrations/20240515_export_ladder_views.sql b/db-migration/migrations/20240516_export_ladder_views.sql
similarity index 89%
rename from db-migration/migrations/20240515_export_ladder_views.sql
rename to db-migration/migrations/20240516_export_ladder_views.sql
index 6fcd27c..4d3e816 100644
--- a/db-migration/migrations/20240515_export_ladder_views.sql
+++ b/db-migration/migrations/20240516_export_ladder_views.sql
@@ -2,38 +2,40 @@ CREATE OR REPLACE FUNCTION ladderq(date TIMESTAMP) RETURNS integer AS $$
 SELECT
 CASE
   WHEN date > CURRENT_DATE - INTERVAL '30' DAY THEN 10
-  WHEN date > CURRENT_DATE - INTERVAL '90' DAY THEN 5
+  WHEN date > CURRENT_DATE - INTERVAL '60' DAY THEN 5
+  WHEN date > CURRENT_DATE - INTERVAL '90' DAY THEN 3
   ELSE 1
 END;
 $$ LANGUAGE sql STRICT IMMUTABLE;
 
+drop materialized view export_dids_ladder;
+drop materialized view export_replies_ladder;
 drop materialized view export_likes_ladder;
+
 create materialized view export_likes_ladder
 as select repos.did as ":START_ID",
     split_part(jsonb_extract_path_text(content, 'subject',  'uri'), '/', 3) as ":END_ID",
     sum(ladderq(records.created_at::TIMESTAMP)) as "count:long"
   from records join repos on records.repo = repos.id
   where records.collection = 'app.bsky.feed.like'
-  and records.created_at > CURRENT_DATE - INTERVAL '240' DAY
+  and records.created_at > CURRENT_DATE - INTERVAL '180' DAY
     and repos.did <> split_part(jsonb_extract_path_text(content, 'subject',  'uri'), '/', 3)
   group by repos.did, split_part(jsonb_extract_path_text(content, 'subject',  'uri'), '/', 3)
 with no data;
 create index export_like_subject_ladder on export_likes_ladder (":END_ID");
 
-drop materialized view export_replies_ladder;
 create materialized view export_replies_ladder
 as select repos.did as ":START_ID",
     split_part(jsonb_extract_path_text(content, 'reply', 'parent',  'uri'), '/', 3) as ":END_ID",
     sum(ladderq(records.created_at::TIMESTAMP)) as "count:long"
   from records join repos on records.repo = repos.id
   where records.collection = 'app.bsky.feed.post'
-  and records.created_at > CURRENT_DATE - INTERVAL '240' DAY
+  and records.created_at > CURRENT_DATE - INTERVAL '180' DAY
     and repos.did <> split_part(jsonb_extract_path_text(content, 'reply', 'parent',  'uri'), '/', 3)
   group by repos.did, split_part(jsonb_extract_path_text(content, 'reply', 'parent',  'uri'), '/', 3)
 with no data;
 create index export_reply_subject_ladder on export_replies_ladder (":END_ID");
 
-drop materialized view export_dids_ladder;
 create materialized view export_dids_ladder
 as select distinct did as "did:ID" from (
     select did from repos