Robert Feder posted these today. For the full day-part breakdown, check his column...
1. WBBM 780-AM/WCFS 105.9-FM all news, 5.8 (5.4)
2. WTMX 101.9-FM hot adult contemporary, 5.4 (4.9)
3. WDRV 97.1-FM classic rock, 5.3 (5.3)
4. WVAZ 102.7-FM urban adult contemporary, 4.9 (5.2)
5. WLIT 93.9-FM adult contemporary, 4.8 (5.5)
6. WLS 94.7-FM classic hits, 4.2 (4.2)
7. WGN 720-AM news talk, 3.9 (3.8)
8. WKSC 103.5-FM Top 40, 3.7 (3.6)
9. WBEZ 91.5-FM public radio news talk, 3.6 (3.9)
10. (tie) WXRT 93.1-FM adult album alternative, 3.3 (3.1); WOJO 105.1-FM Mexican regional, 3.3 (3.4); WSHE 100.3-FM adult contemporary, 3.3 (3.6)
13. WUSN 99.5-FM country, 2.8 (2.6)
14. WSCR 670-AM sports talk, 2.7 (3.3)
15. (tie) WBBM 96.3-FM Top 40, 2.6 (2.6); WLEY 107.9-FM Mexican regional, 2.6 (1.9)
17. WBMX 104.3-FM classic hip hop, 2.5 (2.4)
18. WRME 87.7-FM soft rock oldies, 2.4 (3.5)
19. (tie) WKQX 101.1-FM alternative rock, 2.3 (2.2); WLS 890-AM news talk, 2.3 (2.3)
21. WGCI 107.5-FM urban contemporary, 2.1 (2.1)
22. (tie) WPPN 106.7-FM Spanish adult contemporary, 1.9 (1.5); WVIV 93.5-FM Spanish contemporary, 1.9 (1.5)
24. WCKL 97.9-FM contemporary Christian, 1.5 (1.2)
25. (tie) WEBG 95.5-FM country, 1.4 (1.6); WPWX 92.3-FM urban contemporary, 1.4 (1.4)
27. WMVP 1000-AM sports talk, 1.2 (1.4)
28. WFMT 98.7-FM classical 1.0 (0.9)
29. WMBI 90.1-FM Christian ministry, 0.8 (0.9)
30. WSRB 106.3-FM urban adult contemporary, 0.7 (0.8)