# | Tier | Division | G | W | D | L | GF | GA | Pts | +- | ||
1971 | Chilean Primera División | 34 | 17 | 10 | 7 | 73 | 42 | 44 | 31 | |||
1972 | Chilean Primera División | 34 | 19 | 8 | 7 | 72 | 38 | 46 | 34 | |||
1973 | Chilean Primera División | 34 | 10 | 8 | 16 | 54 | 64 | 28 | -10 | |||
1974 | Chilean Primera División | 34 | 11 | 6 | 17 | 63 | 63 | 28 | 0 | |||
1975 | Chilean Primera División | 34 | 10 | 9 | 15 | 50 | 56 | 29 | -6 | |||
1976 | Chilean Primera División | 34 | 17 | 11 | 6 | 70 | 41 | 45 | 29 | |||
1977 | Chilean Primera División | 34 | 13 | 13 | 8 | 50 | 35 | 39 | 15 | |||
1978 | Chilean Primera División | 34 | 11 | 14 | 9 | 41 | 33 | 36 | 8 | |||
1979 | Chilean Primera División | 34 | 17 | 8 | 9 | 37 | 25 | 44 | 12 | |||
1980 | Chilean Primera División | 34 | 16 | 12 | 6 | 38 | 21 | 45 | 17 | |||
1981 | Chilean Primera División | 30 | 16 | 8 | 6 | 50 | 34 | 40 | 16 | |||
1982 | Chilean Primera División | 30 | 15 | 9 | 6 | 58 | 38 | 40 | 20 | |||
1983 | Chilean Primera División | 42 | 21 | 11 | 10 | 58 | 41 | 53 | 17 | |||
1984 | Chilean Primera División Zona Sur | 26 | 10 | 8 | 8 | 29 | 23 | 28 | 6 | |||
1985 | Chilean Primera División | 38 | 15 | 9 | 14 | 55 | 55 | 39 | 0 | |||
1986 | Chilean Primera División | 34 | 14 | 7 | 13 | 41 | 40 | 35 | 1 | |||
1987 | Chilean Primera División | 30 | 10 | 11 | 9 | 49 | 33 | 31 | 16 | |||
1988 | Chilean Primera División | 30 | 7 | 12 | 11 | 26 | 34 | 26 | -8 | Relegated | ||
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1990 | Chilean Primera División | 30 | 7 | 12 | 11 | 37 | 39 | 26 | -2 | |||
1991 | Chilean Primera División | 30 | 7 | 9 | 14 | 36 | 39 | 23 | -3 | |||
1992 | Chilean Primera División | 30 | 12 | 10 | 8 | 38 | 29 | 34 | 9 | |||
1993 | Chilean Primera División | 30 | 13 | 9 | 8 | 45 | 25 | 35 | 20 | |||
1994 | Chilean Primera División | 30 | 21 | 7 | 2 | 71 | 28 | 49 | 43 | Champions | ||
1995 | Chilean Primera División | 30 | 18 | 8 | 4 | 64 | 30 | 62 | 34 | Champions | ||
1996 | Chilean Primera División | 30 | 13 | 8 | 9 | 49 | 42 | 47 | 7 | |||
1997A | Chilean Primera División | 15 | 8 | 6 | 1 | 31 | 14 | 30 | 17 | |||
1997C | Chilean Primera División | 15 | 7 | 5 | 3 | 36 | 17 | 26 | 19 | |||
1998 | Chilean Primera División | 30 | 18 | 9 | 3 | 62 | 37 | 63 | 25 | |||
1999 | Chilean Primera División | 44 | 31 | 10 | 3 | 90 | 43 | 47 | 47 | Champions | ||
2000 | Chilean Primera División | 30 | 18 | 7 | 5 | 62 | 27 | 61 | 35 | Champions | ||
2001 | Chilean Primera División | 30 | 17 | 6 | 7 | 53 | 33 | 57 | 20 | |||
2002A | Chilean Primera División Group C | 15 | 7 | 4 | 4 | 28 | 23 | 25 | 5 | |||
2002C | Chilean Primera División Group D | 15 | 8 | 6 | 1 | 24 | 12 | 30 | 12 | |||
2003A | Chilean Primera División Group 2 | 15 | 4 | 8 | 3 | 30 | 24 | 20 | 6 | |||
2003C | Chilean Primera División Group A | 15 | 7 | 2 | 6 | 28 | 21 | 23 | 7 | |||
2004A | Chilean Primera División Group 4 | 17 | 9 | 3 | 5 | 32 | 21 | 30 | 11 | Champions | ||
2004C | Chilean Primera División Group 3 | 17 | 9 | 6 | 2 | 27 | 14 | 30 | 13 | |||
2005A | Chilean Primera División Group D | 19 | 12 | 3 | 4 | 36 | 19 | 39 | 17 | |||
2005C | Chilean Primera División Group B | 19 | 11 | 5 | 3 | 34 | 24 | 38 | 10 | |||
2006A | Chilean Primera División Group B | 18 | 10 | 5 | 3 | 27 | 20 | 35 | 7 | |||
2006C | Chilean Primera División Group 4 | 18 | 7 | 2 | 9 | 24 | 25 | 23 | -1 | |||
2007A | Chilean Primera División | 20 | 6 | 7 | 7 | 20 | 21 | 25 | -1 | |||
2007C | Chilean Primera División Group 3 | 20 | 13 | 6 | 1 | 42 | 21 | 45 | 21 | |||
2008A | Chilean Primera División Group 2 | 19 | 9 | 3 | 7 | 28 | 23 | 30 | 5 | |||
2008C | Chilean Primera División Group 1 | 18 | 12 | 2 | 4 | 39 | 21 | 38 | 18 | |||
2009A | Chilean Primera División | 17 | 9 | 4 | 4 | 33 | 21 | 31 | 12 | Champions | ||
2009C | Chilean Primera División | 17 | 5 | 6 | 6 | 23 | 24 | 21 | -1 | |||
2010 | Chilean Primera División | 34 | 20 | 4 | 10 | 75 | 48 | 64 | 27 | |||
2011A | Chilean Primera División | 17 | 10 | 5 | 2 | 39 | 20 | 35 | 19 | Champions | ||
2011C | Chilean Primera División | 17 | 11 | 6 | 0 | 39 | 15 | 39 | 24 | Champions | ||
2012A | Chilean Primera División | 17 | 13 | 1 | 3 | 44 | 14 | 40 | 30 | Champions | ||
2012C | Chilean Primera División | 17 | 9 | 6 | 2 | 32 | 20 | 33 | 12 | |||
2013 | Chilean Primera División | 17 | 9 | 3 | 5 | 37 | 29 | 30 | 8 | |||
2014A | Chilean Primera División | 17 | 7 | 6 | 4 | 31 | 16 | 27 | 15 | |||
2014C | Chilean Primera División | 17 | 6 | 2 | 9 | 27 | 27 | 20 | 0 | |||
2015A | Chilean Primera División | 17 | 14 | 2 | 1 | 37 | 13 | 44 | 24 | Champions | ||
2015C | Chilean Primera División | 17 | 8 | 2 | 7 | 36 | 27 | 26 | 9 |