1992-93: ABC 7.7, CBS 7.1, NBC 6.7, FOX 5.4
1993-94: ABC 7.5, CBS 7.2, NBC 6.8, FOX 5.0
1994-95: ABC 7.2, NBC 6.9, FOX 5.4, CBS 5.3, UPN ??, WB ??
1995-96: NBC 7.3, ABC 6.2, FOX 5.2, CBS 4.6, UPN ??, WB ??
1996-97: NBC 6.7, ABC 5.5, FOX 5.4, CBS 4.3, UPN 2.0, WB 1.2
1997-98: NBC 6.7, FOX 5.0, ABC 4.9, CBS 4.3, UPN 1.6, WB 1.6
1998-99: NBC 5.4, FOX 5.0, ABC 4.7, CBS 3.9, WB 1.8, UPN 0.9
1999-00: ABC 5.5, NBC 5.0, FOX 4.2, CBS 3.7, UPN 1.6, WB 1.4
2000-01: NBC 4.8, FOX 4.5, ABC 4.4, CBS 4.0, WB 1.6, UPN 1.6
2001-02: NBC 5.3, FOX 4.0, CBS 3.9, ABC 3.6, UPN 1.8, WB 1.6
2002-03: NBC 4.5, FOX 4.3, CBS 3.8, ABC 3.8, WB 1.8, UPN 1.5
2003-04: NBC 4.2, FOX 4.1, CBS 3.9, ABC 3.2, WB 1.5, UPN 1.4
2004-05: FOX 4.1, CBS 4.0, ABC 3.7, NBC 3.5, WB 1.4, UPN 1.4
2005-06: FOX 4.1, ABC 4.0, CBS 3.8, NBC 3.3, WB 1.3, UPN 1.3
2006-07: FOX 4.0, CBS 3.7, ABC 3.5, NBC 3.1, CW 1.3
2007-08: FOX 4.2, ABC 3.0, CBS 3.0, NBC 2.8, CW 1.1
2008-09: FOX 3.6, CBS 3.1, ABC 2.9, NBC 2.8, CW 0.9
2009-10: FOX 3.7, CBS 3.2, ABC 2.7, NBC 2.7, CW 0.9
2010-11: FOX 3.5, CBS 2.9, ABC 2.5, NBC 2.3, CW 0.9
2011-12: FOX 3.2, CBS 3.0, NBC 2.5, ABC 2.4, CW 0.8
2012-13: CBS 2.9, FOX 2.5, NBC 2.4, ABC 2.2, CW 0.7
2013-14: NBC 2.7, FOX 2.5, CBS 2.4, ABC 2.1, CW 0.8
2014-15: NBC 2.4, CBS 2.3, ABC 2.2, FOX 1.9, CW 0.8
2015-16: CBS 2.3, NBC 2.1, FOX 1.9, ABC 1.8, CW 0.8
2016-17: NBC 2.1, FOX 1.9, CBS 1.8, ABC 1.6, CW 0.7