# | Tier | Division | G | W | D | L | GF | GA | Pts | +- | ||
2001 | USA A-League Western Conference | 26 | 13 | 3 | 10 | 41 | 38 | 62 | 3 | |||
2002 | USA A-League Pacific Division | 29 | 13 | 13 | 3 | 47 | 39 | 63 | 8 | |||
2003 | USA A-League Pacific Division | 28 | 15 | 2 | 11 | 39 | 33 | 47 | 6 | |||
2004 | USA A-League Western Conference | 28 | 18 | 3 | 7 | 58 | 30 | 57 | 28 | |||
2005 | USL First Division | 28 | 10 | 9 | 9 | 40 | 42 | 39 | -2 | |||
2006 | USL First Division | 28 | 7 | 6 | 15 | 25 | 39 | 27 | -14 | |||
2007 | USL First Division | 28 | 14 | 9 | 5 | 32 | 18 | 51 | 14 | |||
2008 | USL First Division | 30 | 7 | 10 | 13 | 26 | 33 | 31 | -7 | |||
2009 | USL First Division | 30 | 16 | 10 | 4 | 45 | 19 | 58 | 26 | |||
2010 | USSF Division Two USL Conference | 30 | 13 | 10 | 7 | 34 | 23 | 49 | 11 | |||
2011 | Major League Soccer Western Conference | 34 | 11 | 9 | 14 | 40 | 48 | 42 | -8 | |||
2012 | Major League Soccer Western Conference | 34 | 8 | 10 | 16 | 34 | 56 | 34 | -22 | |||
2013 | Major League Soccer Western Conference | 34 | 14 | 15 | 5 | 54 | 33 | 57 | 21 | |||
2014 | Major League Soccer Western Conference | 34 | 12 | 13 | 9 | 61 | 52 | 49 | 9 | |||
2015 | Major League Soccer Western Conference | 34 | 15 | 8 | 11 | 41 | 39 | 53 | 2 | Champions | ||
2016 | Major League Soccer Western Conference | 34 | 12 | 8 | 14 | 48 | 53 | 44 | -5 | |||
2017 | Major League Soccer Western Conference | 34 | 15 | 8 | 11 | 60 | 50 | 53 | 10 | |||
2018 | Major League Soccer Western Conference | 34 | 15 | 9 | 10 | 54 | 48 | 54 | 6 | |||
2019 | Major League Soccer Western Conference | 34 | 14 | 7 | 13 | 49 | 48 | 49 | 1 | |||
2020 | Major League Soccer Western Conference | 23 | 11 | 6 | 6 | 46 | 35 | 39 | 11 |