# | Tier | Division | G | W | D | L | GF | GA | Pts | +- | ||
1996 | Major League Soccer Western Conference | 32 | 9 | 2 | 21 | 44 | 59 | 29 | -15 | |||
1997 | Major League Soccer Western Conference | 32 | 12 | 2 | 18 | 50 | 59 | 38 | -9 | |||
1998 | Major League Soccer Western Conference | 32 | 14 | 2 | 16 | 62 | 69 | 44 | -7 | |||
1999 | Major League Soccer Western Conference | 32 | 14 | 6 | 12 | 38 | 39 | 48 | -1 | |||
2000 | Major League Soccer Western Conference | 32 | 13 | 4 | 15 | 43 | 59 | 43 | -16 | |||
2001 | Major League Soccer Western Conference | 26 | 5 | 8 | 13 | 36 | 47 | 23 | -11 | |||
2002 | Major League Soccer Western Conference | 28 | 13 | 4 | 11 | 43 | 48 | 43 | -5 | |||
2003 | Major League Soccer Western Conference | 30 | 11 | 7 | 12 | 40 | 45 | 40 | -5 | |||
2004 | Major League Soccer Western Conference | 30 | 10 | 11 | 9 | 29 | 32 | 41 | -3 | |||
2005 | Major League Soccer Western Conference | 32 | 13 | 6 | 13 | 40 | 37 | 45 | 3 | |||
2006 | Major League Soccer Western Conference | 32 | 11 | 8 | 13 | 36 | 49 | 41 | -13 | |||
2007 | Major League Soccer Western Conference | 30 | 9 | 8 | 13 | 29 | 34 | 35 | -5 | |||
2008 | Major League Soccer Western Conference | 30 | 11 | 5 | 14 | 44 | 45 | 38 | -1 | |||
2009 | Major League Soccer Western Conference | 30 | 10 | 10 | 10 | 42 | 38 | 40 | 4 | |||
2010 | Major League Soccer Western Conference | 30 | 12 | 10 | 8 | 44 | 32 | 46 | 12 | Champions | ||
2011 | Major League Soccer Western Conference | 34 | 12 | 13 | 9 | 46 | 42 | 49 | 4 | |||
2012 | Major League Soccer Western Conference | 34 | 11 | 4 | 19 | 44 | 50 | 37 | -6 | |||
2013 | Major League Soccer Western Conference | 34 | 14 | 9 | 11 | 45 | 38 | 51 | 7 | |||
2014 | Major League Soccer Western Conference | 34 | 8 | 8 | 18 | 43 | 62 | 32 | -19 | |||
2015 | Major League Soccer Western Conference | 34 | 9 | 10 | 15 | 33 | 43 | 37 | -10 | |||
2016 | Major League Soccer Western Conference | 34 | 15 | 13 | 6 | 39 | 32 | 58 | 7 | |||
2017 | Major League Soccer Western Conference | 34 | 9 | 6 | 19 | 31 | 51 | 33 | -20 | |||
2018 | Major League Soccer Western Conference | 34 | 8 | 7 | 19 | 36 | 63 | 31 | -27 | |||
2019 | Major League Soccer Western Conference | 34 | 12 | 6 | 16 | 57 | 60 | 42 | -3 | |||
2020 | Major League Soccer Western Conference | 18 | 8 | 4 | 6 | 32 | 28 | 28 | 4 |