Pieces Upgraded Leaderboard
| # | Player | Pieces Upgraded |
|---|---|---|
| 1951 | 6 | |
| 1952 | 6 | |
| 1953 | 6 | |
| 1954 | 6 | |
| 1955 | 6 | |
| 1956 | 6 | |
| 1957 | 6 | |
| 1958 | 6 | |
| 1959 | 6 | |
| 1960 | 6 | |
| 1961 | 6 | |
| 1962 | 5 | |
| 1963 | 5 | |
| 1964 | 5 | |
| 1965 | 5 | |
| 1966 | 5 | |
| 1967 | 5 | |
| 1968 | 5 | |
| 1969 | 5 | |
| 1970 | 5 | |
| 1971 | 4 | |
| 1972 | 4 | |
| 1973 | 4 | |
| 1974 | 4 | |
| 1975 | 4 | |
| 1976 | 4 | |
| 1977 | 4 | |
| 1978 | 4 | |
| 1979 | 4 | |
| 1980 | 4 | |
| 1981 | 4 | |
| 1982 | 4 | |
| 1983 | 3 | |
| 1984 | 3 | |
| 1985 | 3 | |
| 1986 | 3 | |
| 1987 | 3 | |
| 1988 | 3 | |
| 1989 | 3 | |
| 1990 | 3 | |
| 1991 | 2 | |
| 1992 | 2 | |
| 1993 | 2 | |
| 1994 | 2 | |
| 1995 | 2 | |
| 1996 | 2 | |
| 1997 | 2 | |
| 1998 | 2 | |
| 1999 | 2 | |
| 2000 | 2 |
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