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PLAYER 2-YEAR PERIOD ENDING AGE NUMBER OF MOVES ANALYZED DECISIVE GAMES (MINIMUM = 20) PERCENT OF POINTS SCORED BLUNDERS PER 1000 MOVES PERCENT BETTER THAN NORMAL SCORE PER MOVE
MORPHY 1858 21 908 43 76.47 9.45 4.00
MORPHY 1859 22 711 35 75.61 5.09 -2.98
STEINITZ 1863 27 344 24 67.86 53.80 -53.09
STEINITZ 1866 30 555 30 61.11 23.71 -9.88
STEINITZ 1867 31 1026 55 67.69 26.22 -11.55
STEINITZ 1868 32 552 29 77.94 24.83 -11.48
STEINITZ 1873 37 669 30 80.77 16.07 13.94
STEINITZ 1874 38 448 22 83.33 20.25 15.29
STEINITZ 1882 46 902 36 70.83 26.28 -23.99
STEINITZ 1883 47 1683 67 69.89 22.47 -7.29
STEINITZ 1884 48 781 31 68.75 18.36 11.47
STEINITZ 1889 53 352 20 69.05 14.66 -30.91
STEINITZ 1890 54 426 21 59.62 22.60 -28.01
STEINITZ 1892 56 585 23 54.55 34.48 -1.82
LASKER 1893 24 638 24 84.48 5.62 2.91
LASKER 1894 25 510 20 70.83 7.32 -12.48
STEINITZ 1894 58 570 24 53.45 17.13 -16.04
LASKER 1895 26 1149 43 68.42 9.71 4.92
STEINITZ 1895 59 1287 53 55.22 19.90 -15.10
LASKER 1896 27 1407 54 70.83 9.55 4.21
STEINITZ 1896 60 733 30 57.69 21.66 -14.31
LASKER 1897 28 728 28 72.22 8.43 -1.16
LASKER 1900 31 888 34 84.09 4.13 3.92
LASKER 1909 40 1026 38 72.92 3.81 -0.65
LASKER 1910 41 1140 37 73.59 3.92 10.55
ALEKHINE 1911 18 857 29 53.57 13.51 -11.99
ALEKHINE 1912 19 994 43 62.50 9.89 -4.23
ALEKHINE 1913 20 1016 52 72.81 15.01 0.00
CAPABLANCA 1914 25 706 27 80.00 7.38 15.09
ALEKHINE 1914 21 1391 64 70.00 21.54 3.76
CAPABLANCA 1915 26 793 29 82.05 3.34 13.95
ALEKHINE 1915 22 913 40 69.61 23.29 2.62
CAPABLANCA 1916 27 669 25 87.10 3.58 26.11
ALEKHINE 1921 28 657 25 76.25 6.99 24.39
EUWE 1921 20 2422 112 64.09 22.78 -13.83
ALEKHINE 1922 29 1505 59 75.28 5.75 10.00
EUWE 1922 21 2153 88 57.20 24.29 -18.75
ALEKHINE 1923 30 1540 59 73.84 6.38 6.86
EUWE 1923 22 2179 88 66.81 21.12 -8.86
ALEKHINE 1924 31 968 30 68.00 5.19 10.41
LASKER 1924 55 655 22 80.30 10.10 4.78
EUWE 1924 23 2109 92 73.73 18.61 -8.10
CAPABLANCA 1925 36 703 22 70.00 16.24 21.83
LASKER 1925 56 817 26 75.00 10.20 10.99
EUWE 1925 24 1258 57 76.35 8.55 3.23
ALEKHINE 1925 32 1013 33 72.88 10.68 -2.81
EUWE 1926 25 1202 49 77.21 8.29 6.52
ALEKHINE 1926 33 1629 60 77.59 13.37 5.25
CAPABLANCA 1927 38 1124 21 57.26 6.57 16.94
ALEKHINE 1927 34 2283 59 66.53 10.33 8.93
EUWE 1927 26 1272 50 75.35 10.25 5.94
CAPABLANCA 1928 39 1529 32 60.47 7.40 19.90
ALEKHINE 1928 35 1286 24 60.00 6.49 9.35
EUWE 1928 27 1634 55 69.89 9.15 7.18
CAPABLANCA 1929 40 1628 56 76.04 3.91 13.73
ALEKHINE 1929 36 712 24 70.59 6.26 5.42
EUWE 1929 28 1514 44 63.75 18.94 -6.73
CAPABLANCA 1930 41 1262 47 78.08 3.51 13.76
ALEKHINE 1930 37 1170 46 81.03 4.41 8.92
EUWE 1930 29 689 23 66.67 21.53 -9.87
EUWE 1931 30 785 24 61.11 13.22 14.58
BOTVINNIK 1931 19 679 27 81.82 0.00 11.65
ALEKHINE 1931 38 1193 48 83.82 3.20 11.50
EUWE 1932 31 1126 30 60.61 11.67 18.19
BOTVINNIK 1932 20 564 23 83.93 0.00 17.78
ALEKHINE 1932 39 1637 61 80.56 5.07 -0.69
BOTVINNIK 1933 21 506 21 73.44 8.43 20.71
ALEKHINE 1933 40 1637 61 81.55 3.42 -1.98
EUWE 1934 33 710 26 75.00 8.10 20.87
BOTVINNIK 1934 22 588 21 62.50 8.45 8.00
ALEKHINE 1934 41 1660 53 75.00 1.85 -7.80
EUWE 1935 34 1318 42 64.09 15.74 12.47
ALEKHINE 1935 42 1905 58 66.16 7.09 -13.37
BOTVINNIK 1935 23 734 22 65.39 7.60 -16.82
CAPABLANCA 1935 46 626 22 66.22 2.55 -18.64
LASKER 1936 67 902 23 56.86 13.79 12.25
ALEKHINE 1936 43 2293 69 67.62 6.67 3.82
EUWE 1936 35 1206 37 61.19 20.99 3.06
BOTVINNIK 1936 24 1056 27 69.09 7.86 1.08
CAPABLANCA 1936 47 1278 40 70.27 6.39 -7.85
ALEKHINE 1937 44 2562 77 67.44 10.65 7.25
EUWE 1937 36 1494 49 59.26 22.08 6.33
BOTVINNIK 1937 25 903 24 63.64 7.84 4.93
CAPABLANCA 1937 48 978 24 68.18 7.78 -0.73
EUWE 1938 37 1693 54 56.82 16.13 9.48
ALEKHINE 1938 45 2091 67 66.51 13.72 4.96
BOTVINNIK 1938 26 812 28 63.64 5.62 -11.66
EUWE 1939 38 1518 45 66.88 3.52 11.03
ALEKHINE 1939 46 1419 49 78.47 9.47 7.08
BOTVINNIK 1939 27 913 26 70.83 0.00 2.97
CAPABLANCA 1939 50 815 21 64.13 8.02 -6.91
ALEKHINE 1940 47 577 21 87.50 11.68 7.15
EUWE 1940 39 1303 46 68.92 7.29 2.05
EUWE 1941 40 991 42 68.97 9.22 8.17
EUWE 1942 41 601 24 75.71 6.98 28.53
SMYSLOV 1942 21 997 29 65.96 11.33 4.16
ALEKHINE 1942 49 1360 46 76.15 11.83 -13.51
ALEKHINE 1943 50 1411 52 80.00 13.49 -4.08
SMYSLOV 1943 22 861 29 70.73 10.12 -7.02
ALEKHINE 1944 51 755 29 84.62 10.75 16.05
BOTVINNIK 1944 32 651 20 76.67 6.24 1.04
BOTVINNIK 1945 33 781 29 84.72 4.73 7.06
SMYSLOV 1945 24 942 35 66.67 8.62 -2.63
ALEKHINE 1945 52 550 22 83.33 4.59 -17.27
EUWE 1946 45 1293 54 79.41 12.51 12.85
SMYSLOV 1946 25 1591 56 66.47 10.27 4.44
BOTVINNIK 1946 34 918 35 81.40 5.57 3.28
SMYSLOV 1947 26 2081 59 65.28 8.60 16.21
EUWE 1947 46 1712 67 75.00 14.37 6.68
BOTVINNIK 1947 35 762 28 73.68 10.62 0.72
SMYSLOV 1948 27 1525 37 62.18 8.09 5.90
BOTVINNIK 1948 36 649 21 71.43 9.55 5.42
EUWE 1948 47 1440 47 51.83 19.38 -1.92
EUWE 1949 48 1434 46 53.49 15.48 10.67
SMYSLOV 1949 28 1100 32 66.36 11.36 -17.21
EUWE 1950 49 1644 48 67.35 9.52 19.26
SMYSLOV 1950 29 1632 48 67.65 12.33 1.24
PETROSIAN 1950 21 1346 42 55.41 9.34 -17.52
EUWE 1951 50 1249 39 69.60 11.87 10.29
SMYSLOV 1951 30 1658 51 68.90 7.31 0.55
PETROSIAN 1951 22 1613 53 63.37 10.94 -9.17
PETROSIAN 1952 23 1448 49 65.88 10.42 2.06
EUWE 1952 51 488 22 73.33 15.71 1.86
SMYSLOV 1952 31 1635 54 69.75 9.85 0.51
BOTVINNIK 1952 40 1723 41 60.24 12.29 -4.83
SMYSLOV 1953 32 1608 47 65.10 14.48 14.97
EUWE 1953 52 959 32 55.36 10.08 4.88
BOTVINNIK 1953 41 836 22 66.67 6.28 -1.53
PETROSIAN 1953 24 1246 36 61.63 5.24 -4.01
SMYSLOV 1954 33 1633 45 63.50 7.49 15.44
BOTVINNIK 1954 42 691 20 58.57 15.11 11.64
PETROSIAN 1954 25 1879 51 65.49 7.14 -0.36
SPASSKY 1954 17 772 24 68.61 16.43 -11.41
SMYSLOV 1955 34 1817 53 66.02 6.34 16.16
BOTVINNIK 1955 43 1104 31 57.76 11.48 5.80
PETROSIAN 1955 26 1979 49 67.37 5.67 3.32
SPASSKY 1955 18 1375 48 67.95 11.27 -2.30
SMYSLOV 1956 35 1771 49 68.75 6.51 11.84
BOTVINNIK 1956 44 870 26 65.69 6.12 10.54
SPASSKY 1956 19 1854 61 62.05 14.29 6.28
PETROSIAN 1956 27 1703 41 64.22 13.70 0.18
TAL 1957 20 1424 43 68.59 7.76 17.87
SPASSKY 1957 20 1837 48 61.71 9.50 13.47
BOTVINNIK 1957 45 854 24 60.00 4.37 12.95
FISCHER 1957 14 2011 78 70.72 12.45 6.39
SMYSLOV 1957 36 1394 35 64.02 3.85 0.10
PETROSIAN 1957 28 1680 50 62.96 18.25 -8.72
TAL 1958 21 1977 71 74.31 11.39 13.91
FISCHER 1958 15 1982 68 72.86 8.99 13.45
SPASSKY 1958 21 1389 38 64.82 5.35 10.89
BOTVINNIK 1958 46 1185 32 56.45 10.40 0.39
PETROSIAN 1958 29 1608 46 65.53 9.26 -5.53
SMYSLOV 1958 37 1171 31 57.14 6.07 -15.16
PETROSIAN 1959 30 1868 45 64.87 5.14 6.76
SPASSKY 1959 22 1512 47 67.47 16.95 4.25
TAL 1959 22 2765 106 71.15 13.35 2.82
BOTVINNIK 1959 47 885 24 63.04 13.97 1.68
FISCHER 1959 16 2251 74 62.82 10.48 -6.88
SMYSLOV 1959 38 1695 47 58.43 11.88 -12.51
PETROSIAN 1960 31 2095 69 72.18 7.15 13.62
SPASSKY 1960 23 1824 65 70.48 17.96 6.14
TAL 1960 23 2318 82 68.32 9.98 5.32
SMYSLOV 1960 39 1914 49 64.50 13.09 3.56
FISCHER 1960 17 2720 100 65.86 11.01 0.59
FISCHER 1961 18 1797 57 67.86 9.65 17.66
PETROSIAN 1961 32 2089 79 76.80 7.51 14.68
SMYSLOV 1961 40 2211 54 66.52 9.80 13.85
TAL 1961 24 2230 73 64.68 9.39 7.61
SPASSKY 1961 24 1602 58 69.57 10.47 5.85
BOTVINNIK 1961 49 1464 44 62.00 10.94 -2.14
SMYSLOV 1962 41 2116 54 65.57 7.42 15.59
FISCHER 1962 19 2060 59 63.43 7.65 12.28
PETROSIAN 1962 33 1932 60 70.80 4.85 12.00
SPASSKY 1962 25 1833 62 71.70 4.79 10.52
BOTVINNIK 1962 50 1230 41 72.50 11.38 -3.38
TAL 1962 25 2547 83 59.64 13.52 -4.87
SPASSKY 1963 26 1438 46 71.35 4.57 10.28
FISCHER 1963 20 1628 56 68.39 7.49 9.84
SMYSLOV 1963 42 1518 44 71.05 4.53 9.05
PETROSIAN 1963 34 1671 40 64.56 5.90 8.79
TAL 1963 26 2456 83 67.31 13.19 4.10
BOTVINNIK 1963 51 1093 30 66.36 11.29 3.10
SPASSKY 1964 27 2074 55 67.98 7.47 20.50
PETROSIAN 1964 35 1622 41 66.48 9.08 13.27
SMYSLOV 1964 43 1896 60 74.27 3.28 9.52
TAL 1964 27 2650 93 76.07 9.43 9.24
BOTVINNIK 1964 52 1049 27 64.71 3.53 8.58
FISCHER 1965 22 666 26 77.27 9.86 28.93
SPASSKY 1965 28 2758 74 68.24 7.40 15.07
SMYSLOV 1965 44 1982 65 74.52 3.72 11.94
PETROSIAN 1965 36 1453 42 68.48 6.56 9.44
BOTVINNIK 1965 53 790 27 72.37 12.03 2.73
TAL 1965 28 1828 59 72.40 6.32 -0.16
FISCHER 1966 23 1583 58 75.64 5.26 24.42
BOTVINNIK 1966 54 1018 37 70.19 17.97 18.59
SPASSKY 1966 29 2391 54 61.27 6.40 10.41
PETROSIAN 1966 37 1790 42 60.71 9.90 9.05
SMYSLOV 1966 45 1847 57 69.16 3.35 8.72
TAL 1966 29 1447 54 69.32 13.16 -3.55
BOTVINNIK 1967 55 1184 39 71.77 13.35 26.78
FISCHER 1967 24 1654 61 77.44 4.20 15.43
SPASSKY 1967 30 2188 54 61.18 5.60 14.98
TAL 1967 30 1737 62 70.37 13.03 10.73
PETROSIAN 1967 38 1821 45 61.47 11.74 7.25
SMYSLOV 1967 46 2284 67 67.25 3.55 4.22
BOTVINNIK 1968 56 746 23 71.59 8.51 25.26
FISCHER 1968 25 1216 47 83.07 4.64 21.21
TAL 1968 31 1547 48 62.87 12.93 14.49
SMYSLOV 1968 47 2155 73 71.92 5.88 10.32
SPASSKY 1968 31 1923 58 68.25 7.52 6.03
PETROSIAN 1968 39 1427 44 68.89 10.49 2.42
KARPOV 1968 17 814 32 80.61 13.40 -8.49
FISCHER 1969 26 524 20 87.04 0.00 37.27
SMYSLOV 1969 48 1741 53 69.90 5.51 19.89
PETROSIAN 1969 40 1750 49 64.47 7.66 3.77
BOTVINNIK 1969 57 735 20 65.22 0.00 1.38
KARPOV 1969 18 1380 53 77.92 9.34 0.76
SPASSKY 1969 32 2025 51 66.23 8.33 0.67
TAL 1969 32 1785 62 55.88 17.87 -3.50
FISCHER 1970 27 1542 51 80.41 1.94 20.16
SMYSLOV 1970 49 2039 48 63.18 2.04 12.21
SPASSKY 1970 33 1585 40 65.00 5.56 9.36
KARPOV 1970 19 1674 52 67.90 4.94 9.05
PETROSIAN 1970 41 1988 48 58.46 8.06 4.63
TAL 1970 33 1557 59 58.85 15.64 0.41
FISCHER 1971 28 1992 68 81.92 2.79 24.68
SPASSKY 1971 34 1241 38 68.29 12.27 19.13
PETROSIAN 1971 42 1740 40 56.56 9.63 11.43
SMYSLOV 1971 50 1990 47 62.77 2.15 9.27
TAL 1971 34 1746 62 68.27 9.77 2.73
KARPOV 1971 20 2172 63 67.80 5.25 1.83
FISCHER 1972 29 922 27 75.61 4.90 27.87
PETROSIAN 1972 43 1658 43 61.25 4.62 9.22
TAL 1972 35 2126 74 71.05 9.69 8.40
SMYSLOV 1972 51 1880 51 61.83 6.19 7.22
SPASSKY 1972 35 1171 32 57.46 20.10 5.21
KARPOV 1972 21 2053 69 70.90 8.42 -1.40
PETROSIAN 1973 44 1734 47 65.85 2.09 16.66
TAL 1973 36 2793 92 68.29 10.48 13.29
SPASSKY 1973 36 1786 45 58.41 16.19 9.61
SMYSLOV 1973 52 2031 58 60.83 6.95 6.63
KARPOV 1973 22 2139 61 71.49 9.00 6.24
TAL 1974 37 2924 98 68.48 8.50 18.60
SPASSKY 1974 37 1980 52 62.12 11.48 15.96
PETROSIAN 1974 45 1586 48 65.18 6.08 11.00
KARPOV 1974 23 2537 56 68.32 4.05 10.94
SMYSLOV 1974 53 1652 52 63.40 3.91 -0.18
SPASSKY 1975 38 1319 39 62.50 8.97 16.49
TAL 1975 38 2108 72 67.78 9.54 16.39
KARPOV 1975 24 1955 40 64.55 4.85 15.31
PETROSIAN 1975 46 1769 52 62.90 9.39 3.13
SMYSLOV 1975 54 1255 41 64.88 2.54 -0.08
KARPOV 1976 25 1839 47 68.47 6.69 19.95
SMYSLOV 1976 55 1367 33 59.69 1.62 19.60
SPASSKY 1976 39 877 26 60.53 11.09 12.90
PETROSIAN 1976 47 1630 44 61.11 11.22 7.90
TAL 1976 39 2040 49 57.96 9.71 -0.49
KASPAROV 1976 13 882 35 60.58 25.99 -13.70
TAL 1977 40 2352 68 61.84 6.99 14.51
KARPOV 1977 26 2202 68 74.79 4.61 11.03
PETROSIAN 1977 48 1486 37 60.78 12.03 9.39
SMYSLOV 1977 56 1579 32 54.72 6.52 7.37
KASPAROV 1977 14 1256 49 69.86 17.09 -1.11
SPASSKY 1977 40 1468 36 53.49 12.40 -2.16
TAL 1978 41 1776 56 64.78 9.29 17.84
PETROSIAN 1978 49 1427 33 61.28 7.03 9.58
KARPOV 1978 27 2090 56 68.18 4.11 6.02
KASPAROV 1978 15 1679 59 69.47 15.33 3.58
SPASSKY 1978 41 1854 51 57.52 11.01 1.77
SMYSLOV 1978 57 1422 30 56.02 7.39 -5.37
TAL 1979 42 1737 46 63.51 14.80 14.75
PETROSIAN 1979 50 1603