# | Tier | Division | G | W | D | L | GF | GA | Pts | +- | ||
1971 | Chilean Primera División | 34 | 14 | 14 | 6 | 52 | 40 | 42 | 12 | |||
1972 | Chilean Primera División | 34 | 20 | 9 | 5 | 48 | 20 | 49 | 28 | |||
1973 | Chilean Primera División | 34 | 22 | 11 | 1 | 72 | 35 | 55 | 37 | Champions | ||
1974 | Chilean Primera División | 34 | 18 | 10 | 6 | 68 | 42 | 46 | 26 | |||
1975 | Chilean Primera División | 34 | 20 | 10 | 4 | 76 | 36 | 50 | 40 | Champions | ||
1976 | Chilean Primera División | 34 | 21 | 11 | 2 | 69 | 28 | 53 | 41 | |||
1977 | Chilean Primera División | 34 | 21 | 9 | 4 | 72 | 28 | 51 | 44 | Champions | ||
1978 | Chilean Primera División | 34 | 17 | 7 | 10 | 52 | 41 | 41 | 11 | |||
1979 | Chilean Primera División | 34 | 18 | 7 | 9 | 45 | 31 | 44 | 14 | |||
1980 | Chilean Primera División | 34 | 14 | 11 | 9 | 57 | 40 | 39 | 17 | |||
1981 | Chilean Primera División | 30 | 12 | 10 | 8 | 44 | 32 | 35 | 12 | |||
1982 | Chilean Primera División | 30 | 10 | 5 | 15 | 39 | 56 | 25 | -17 | |||
1983 | Chilean Primera División | 42 | 14 | 5 | 23 | 56 | 75 | 33 | -19 | |||
1984 | Chilean Primera División Zona Sur | 26 | 13 | 9 | 4 | 34 | 16 | 35 | 18 | |||
1985 | Chilean Primera División | 38 | 18 | 12 | 8 | 56 | 39 | 48 | 17 | |||
1986 | Chilean Primera División | 34 | 9 | 12 | 13 | 45 | 51 | 30 | -6 | |||
1987 | Chilean Primera División | 30 | 8 | 10 | 12 | 29 | 34 | 26 | -5 | |||
1988 | Chilean Primera División | 30 | 9 | 8 | 13 | 34 | 41 | 26 | -7 | |||
1989 | Chilean Primera División | 30 | 9 | 12 | 9 | 45 | 45 | 30 | 0 | |||
1990 | Chilean Primera División | 30 | 13 | 10 | 7 | 60 | 37 | 37 | 23 | |||
1991 | Chilean Primera División | 30 | 10 | 7 | 13 | 50 | 49 | 27 | 1 | |||
1992 | Chilean Primera División | 30 | 14 | 4 | 12 | 50 | 46 | 32 | 4 | |||
1993 | Chilean Primera División | 30 | 13 | 9 | 8 | 49 | 30 | 35 | 19 | |||
1994 | Chilean Primera División | 30 | 14 | 3 | 13 | 55 | 49 | 31 | 6 | |||
1995 | Chilean Primera División | 30 | 11 | 7 | 12 | 45 | 47 | 40 | -2 | |||
1996 | Chilean Primera División | 30 | 11 | 7 | 12 | 43 | 47 | 40 | -4 | |||
1997A | Chilean Primera División | 15 | 4 | 1 | 10 | 15 | 35 | 13 | -20 | |||
1997C | Chilean Primera División | 15 | 4 | 3 | 8 | 22 | 27 | 15 | -5 | Relegated | ||
1998 | Chilean Primera B | 30 | 17 | 5 | 8 | 60 | 44 | 56 | 16 | |||
1999 | Chilean Primera B | 28 | 16 | 8 | 4 | 56 | 26 | 70 | 30 | Promoted | ||
2000 | Chilean Primera División | 30 | 13 | 9 | 8 | 43 | 38 | 48 | 5 | |||
2001 | Chilean Primera División | 30 | 10 | 7 | 13 | 46 | 63 | 37 | -17 | |||
2002A | Chilean Primera División Group D | 15 | 4 | 2 | 9 | 17 | 27 | 14 | -10 | |||
2002C | Chilean Primera División Group D | 15 | 7 | 3 | 5 | 24 | 17 | 24 | 7 | |||
2003A | Chilean Primera División Group 1 | 15 | 5 | 3 | 7 | 24 | 32 | 18 | -8 | |||
2003C | Chilean Primera División Group C | 15 | 9 | 4 | 2 | 36 | 22 | 31 | 14 | |||
2004A | Chilean Primera División Group 3 | 17 | 7 | 5 | 5 | 35 | 32 | 26 | 3 | |||
2004C | Chilean Primera División Group 1 | 17 | 6 | 5 | 6 | 24 | 20 | 23 | 4 | |||
2005A | Chilean Primera División Group C | 19 | 7 | 5 | 7 | 32 | 31 | 26 | 1 | Champions | ||
2005C | Chilean Primera División Group D | 19 | 6 | 6 | 7 | 30 | 34 | 24 | -4 | |||
2006A | Chilean Primera División Group C | 18 | 8 | 4 | 6 | 24 | 21 | 28 | 3 | |||
2006C | Chilean Primera División Group 2 | 18 | 3 | 5 | 10 | 20 | 34 | 14 | -14 | |||
2007A | Chilean Primera División | 20 | 8 | 4 | 8 | 29 | 25 | 28 | 4 | |||
2007C | Chilean Primera División Group 2 | 20 | 4 | 5 | 11 | 26 | 36 | 17 | -10 | |||
2008A | Chilean Primera División Group 1 | 19 | 7 | 3 | 9 | 20 | 27 | 24 | -7 | |||
2008C | Chilean Primera División Group 1 | 18 | 7 | 4 | 7 | 28 | 32 | 25 | -4 | |||
2009A | Chilean Primera División | 17 | 12 | 2 | 3 | 38 | 17 | 38 | 21 | |||
2009C | Chilean Primera División | 17 | 7 | 4 | 6 | 30 | 30 | 25 | 0 | |||
2010 | Chilean Primera División | 34 | 14 | 10 | 10 | 58 | 50 | 52 | 8 | |||
2011A | Chilean Primera División | 17 | 9 | 5 | 3 | 33 | 18 | 32 | 15 | |||
2011C | Chilean Primera División | 17 | 6 | 5 | 6 | 31 | 23 | 23 | 8 | |||
2012A | Chilean Primera División | 17 | 8 | 3 | 6 | 38 | 28 | 27 | 10 | |||
2012C | Chilean Primera División | 17 | 7 | 3 | 7 | 28 | 28 | 24 | 0 | |||
2013 | Chilean Primera División | 17 | 12 | 2 | 3 | 32 | 12 | 38 | 20 | Champions | ||
2014A | Chilean Primera División | 17 | 9 | 1 | 7 | 21 | 15 | 28 | 6 | |||
2014C | Chilean Primera División | 17 | 6 | 4 | 7 | 25 | 34 | 22 | -9 | |||
2015A | Chilean Primera División | 17 | 8 | 1 | 8 | 22 | 24 | 25 | -2 | |||
2015C | Chilean Primera División | 17 | 6 | 5 | 6 | 20 | 23 | 23 | -3 |