season  episodes                              timeslot (est)      season premiere  season finale    tv season ranking  viewers (in millions)
0        1        22  monday 9:00pm (1999) friday 10:00pm (2000)  september 20 , 1999  may 19 , 2000  1999 - 2000    33rd                  12.18
1        2        21                              friday 10:00pm    october 20 , 2000  may 11 , 2001    2000 - 01    29th                  13.10
2        3        23                              friday 10:00pm  september 28 , 2001  may 17 , 2002    2001 - 02    14th                  15.20
3        4        25                              friday 10:00pm  september 27 , 2002  may 16 , 2003    2002 - 03    16th                  14.83
4        5        25                             tuesday 10:00pm  september 23 , 2003  may 18 , 2004    2003 - 04    21st                  12.72
5        6        23                             tuesday 10:00pm  september 21 , 2004  may 24 , 2005    2004 - 05    23rd                  13.46
6        7        22                             tuesday 10:00pm  september 20 , 2005  may 16 , 2006    2005 - 06    24th                  13.78
7        8        22                             tuesday 10:00pm  september 19 , 2006  may 22 , 2007    2006 - 07    38th                  11.94
8        9        19                             tuesday 10:00pm  september 25 , 2007  may 13 , 2008    2007 - 08    30th                  11.33
9       10        22                             tuesday 10:00pm  september 23 , 2008  june 2 , 2009    2008 - 09    39th                  10.11
10      11        24          wednesday 9:00pm wednesday 10:00pm  september 23 , 2009  may 19 , 2010    2009 - 10    44th                   8.81
11      13        23                           wednesday 10:00pm  september 21 , 2011  may 23 , 2012    2011 - 12    67th                   7.59
12      14        24                            wednesday 9:00pm  september 26 , 2012  may 22 , 2013    2012 - 13    56th                   7.30

Table as JSON:
{"season":{"0":1,"1":2,"2":3,"3":4,"4":5,"5":6,"6":7,"7":8,"8":9,"9":10,"10":11,"11":13,"12":14},"episodes":{"0":22,"1":21,"2":23,"3":25,"4":25,"5":23,"6":22,"7":22,"8":19,"9":22,"10":24,"11":23,"12":24},"timeslot (est)":{"0":"monday 9:00pm (1999) friday 10:00pm (2000)","1":"friday 10:00pm","2":"friday 10:00pm","3":"friday 10:00pm","4":"tuesday 10:00pm","5":"tuesday 10:00pm","6":"tuesday 10:00pm","7":"tuesday 10:00pm","8":"tuesday 10:00pm","9":"tuesday 10:00pm","10":"wednesday 9:00pm wednesday 10:00pm","11":"wednesday 10:00pm","12":"wednesday 9:00pm"},"season premiere":{"0":"september 20 , 1999","1":"october 20 , 2000","2":"september 28 , 2001","3":"september 27 , 2002","4":"september 23 , 2003","5":"september 21 , 2004","6":"september 20 , 2005","7":"september 19 , 2006","8":"september 25 , 2007","9":"september 23 , 2008","10":"september 23 , 2009","11":"september 21 , 2011","12":"september 26 , 2012"},"season finale":{"0":"may 19 , 2000","1":"may 11 , 2001","2":"may 17 , 2002","3":"may 16 , 2003","4":"may 18 , 2004","5":"may 24 , 2005","6":"may 16 , 2006","7":"may 22 , 2007","8":"may 13 , 2008","9":"june 2 , 2009","10":"may 19 , 2010","11":"may 23 , 2012","12":"may 22 , 2013"},"tv season":{"0":"1999 - 2000","1":"2000 - 01","2":"2001 - 02","3":"2002 - 03","4":"2003 - 04","5":"2004 - 05","6":"2005 - 06","7":"2006 - 07","8":"2007 - 08","9":"2008 - 09","10":"2009 - 10","11":"2011 - 12","12":"2012 - 13"},"ranking":{"0":"33rd","1":"29th","2":"14th","3":"16th","4":"21st","5":"23rd","6":"24th","7":"38th","8":"30th","9":"39th","10":"44th","11":"67th","12":"56th"},"viewers (in millions)":{"0":12.18,"1":13.1,"2":15.2,"3":14.83,"4":12.72,"5":13.46,"6":13.78,"7":11.94,"8":11.33,"9":10.11,"10":8.81,"11":7.59,"12":7.3}}