| Year | Number of sets | Total items | Total graded |
|---|---|---|---|
| Totals | 242 | 2,636 | 3,802 |
| 1899 | 1 | 6 | 6 |
| 1901 | 1 | 1 | 1 |
| 1930 | 1 | 1 | 1 |
| 1933 | 2 | 20 | 20 |
| 1933-40 | 1 | 2 | 2 |
| 1935 | 1 | 1 | 1 |
| 1938 | 2 | 297 | 297 |
| 1939 | 1 | 1 | 1 |
| 1940 | 3 | 4 | 4 |
| 1941 | 3 | 7 | 7 |
| 1942 | 1 | 1 | 1 |
| 1947 | 1 | 3 | 4 |
| 1952 | 3 | 55 | 55 |
| 1953 | 1 | 18 | 18 |
| 1954 | 1 | 1 | 2 |
| 1955 | 1 | 1 | 1 |
| 1956 | 2 | 7 | 7 |
| 1957 | 2 | 4 | 4 |
| 1961 | 1 | 1 | 1 |
| 1962 | 6 | 51 | 57 |
| 1964 | 6 | 127 | 127 |
| 1965 | 5 | 128 | 135 |
| 1966 | 21 | 381 | 432 |
| 1967 | 1 | 2 | 2 |
| 1968 | 1 | 33 | 33 |
| 1969 | 1 | 1 | 1 |
| 1973 | 3 | 8 | 25 |
| 1975 | 1 | 1 | 40 |
| 1977 | 7 | 382 | 908 |
| 1978 | 5 | 9 | 9 |
| 1979 | 4 | 6 | 6 |
| 1980 | 4 | 216 | 271 |
| 1983 | 6 | 50 | 60 |
| 1984 | 1 | 5 | 5 |
| 1985 | 4 | 66 | 127 |
| 1986 | 1 | 13 | 13 |
| 1987 | 1 | 4 | 4 |
| 1988 | 2 | 2 | 2 |
| 1989 | 7 | 24 | 27 |
| 1990 | 5 | 133 | 303 |
| 1991 | 11 | 36 | 47 |
| 1992 | 13 | 138 | 174 |
| 1993 | 8 | 77 | 194 |
| 1994 | 9 | 58 | 92 |
| 1995 | 12 | 100 | 110 |
| 1996 | 5 | 27 | 30 |
| 1997 | 1 | 1 | 1 |
| 1998 | 3 | 7 | 7 |
| 1999 | 1 | 1 | 1 |
| 2000 | 2 | 5 | 5 |
| 2001 | 2 | 3 | 3 |
| 2002 | 1 | 1 | 1 |
| 2005 | 1 | 1 | 1 |
| 2006 | 2 | 2 | 2 |
| 2007 | 1 | 3 | 8 |
| 2009 | 3 | 3 | 3 |
| 2010 | 1 | 2 | 2 |
| 2012 | 3 | 13 | 13 |
| 2013 | 4 | 8 | 9 |
| 2014 | 2 | 2 | 2 |
| 2015 | 4 | 7 | 7 |
| 2016 | 4 | 4 | 4 |
| 2017 | 2 | 27 | 27 |
| 2018 | 5 | 5 | 5 |
| 2019 | 1 | 1 | 1 |
| 2020 | 3 | 8 | 8 |
| 2021 | 1 | 1 | 1 |
| 2021-22 | 2 | 5 | 6 |
| 2022 | 4 | 4 | 4 |
| 2023 | 8 | 11 | 11 |
| 2024 | 2 | 2 | 3 |