User:SQL/Admin CSS-JS Editing

This query is a variation the Often cited "On the top five wikis, 75% of admins have never edited CSS/JS; 92% of admins have almost never done so." query. The thing is - we need to look in the context of editing other users css/js as well. This presents far different numbers:

The Query

SELECT    Sum(cnt=0 
OR        cnt IS NULL) 0_edits, 
          sum(cnt>0 
AND       cnt<=10) 1_10_edits, 
          sum(cnt>10 
AND       cnt<=100)    11_100_edits, 
          sum(cnt>100) 101_plus_edits 
FROM      user 
JOIN      user_groups 
ON        ug_group = 'sysop' 
AND       ug_user = user_id 
LEFT JOIN 
          ( 
                   SELECT   rev_user_text user, 
                            count(*)      cnt 
                   FROM     page STRAIGHT_JOIN revision 
                   ON rev_page = page_id 
                   WHERE    page_title RLIKE '^.*\.(css|js)$' 
                   AND !INSTR( page_title, rev_user_text )
                   GROUP BY rev_user_text) edits 
ON        user = user_name;

0_edits |1_10_edits |11_100_edits |101_plus_edits |
--------|-----------|-------------|---------------|
396     |470        |254          |91             |