Truechess.com Compares the Champions
Blunders per 1000 moves [draws excluded] / Years 1973 - 2007
| YEAR |
SMY |
TAL |
PETRO |
SPASS |
KARP |
KASP |
KRAM |
ANAND |
| 1973 |
3.32 |
8.82 |
4.25 |
9.54 |
4.91 |
|
|
|
| 1974 |
3.40 |
7.37 |
5.38 |
9.78 |
5.05 |
|
|
|
| 1975 |
4.23 |
7.70 |
5.38 |
10.48 |
5.24 |
|
|
|
| 1976 |
3.85 |
7.19 |
5.85 |
9.74 |
5.59 |
|
|
|
| 1977 |
4.26 |
6.87 |
7.34 |
9.19 |
3.90 |
|
|
|
| 1978 |
3.67 |
6.77 |
7.58 |
8.08 |
3.88 |
|
|
|
| 1979 |
3.19 |
8.95 |
6.56 |
9.48 |
3.90 |
13.74 |
|
|
| 1980 |
3.40 |
9.33 |
6.61 |
8.26 |
4.39 |
11.27 |
|
|
| 1981 |
4.56 |
9.11 |
5.26 |
6.87 |
4.11 |
9.93 |
|
|
| 1982 |
2.77 |
9.15 |
5.76 |
4.88 |
4.53 |
9.10 |
|
|
| 1983 |
3.32 |
9.14 |
5.92 |
5.60 |
4.07 |
7.27 |
|
|
| 1984 |
7.42 |
7.08 |
|
3.95 |
3.91 |
5.51 |
|
|
| 1985 |
7.74 |
6.80 |
|
4.61 |
3.59 |
6.21 |
|
|
| 1986 |
10.05 |
7.92 |
|
5.21 |
3.47 |
5.30 |
|
|
| 1987 |
11.45 |
7.34 |
|
5.96 |
3.55 |
6.76 |
|
|
| 1988 |
9.70 |
7.55 |
|
5.83 |
4.06 |
7.89 |
|
11.29 |
| 1989 |
7.04 |
8.73 |
|
6.06 |
4.48 |
7.69 |
|
11.71 |
| 1990 |
7.21 |
8.72 |
|
6.41 |
3.52 |
6.97 |
|
10.69 |
| 1991 |
4.92 |
8.81 |
|
7.12 |
4.04 |
8.34 |
|
8.92 |
| 1992 |
|
9.86 |
|
7.72 |
3.81 |
7.48 |
|
8.75 |
| 1993 |
|
|
|
|
3.84 |
7.07 |
|
9.33 |
| 1994 |
|
|
|
|
4.18 |
8.48 |
|
7.68 |
| 1995 |
|
|
|
|
4.61 |
9.13 |
5.83 |
8.06 |
| 1996 |
|
|
|
|
5.19 |
8.29 |
5.05 |
9.02 |
| 1997 |
|
|
|
|
6.32 |
7.28 |
6.44 |
7.20 |
| 1998 |
|
|
|
|
7.52 |
7.53 |
5.50 |
6.77 |
| 1999 |
|
|
|
|
8.09 |
5.38 |
4.31 |
7.82 |
| 2000 |
|
|
|
|
|
3.28 |
3.92 |
7.06 |
| 2001 |
|
|
|
|
|
1.40 |
4.70 |
7.48 |
| 2002 |
|
|
|
|
|
1.57 |
3.72 |
8.86 |
| 2003 |
|
|
|
|
|
2.91 |
3.61 |
9.89 |
| 2004 |
|
|
|
|
|
3.50 |
5.01 |
8.19 |
| 2005 |
|
|
|
|
|
3.50 |
11.40 |
7.92 |
| 2006 |
|
|
|
|
|
|
10.65 |
5.63 |
| 2007 |
|
|
|
|
|
|
8.51 |
4.46 |