I like those numbers for expected.
What would make most of us feel really good? 19-27 (70%), 240, 3 TDs, 1 INT
What's reasonable and expected? 17-27 (63%), 2 TDs, 1 INT or 23/35, 3 TDs, 2 INTs
More alarming metrics:
Sub 60% completion rate
2+ INTs w/out 4+ TDs
3.5+ seconds before...