| Year | Number of sets | Total items | Total graded |
|---|---|---|---|
| Totals | 155 | 313 | 414 |
| 1910 | 1 | 2 | 2 |
| 1940 | 1 | 1 | 1 |
| 1952 | 1 | 9 | 9 |
| 1954 | 1 | 2 | 2 |
| 1955 | 1 | 1 | 1 |
| 1956 | 2 | 3 | 3 |
| 1958 | 2 | 10 | 10 |
| 1959 | 3 | 4 | 4 |
| 1960 | 1 | 2 | 2 |
| 1961 | 1 | 1 | 1 |
| 1962 | 2 | 2 | 2 |
| 1963 | 2 | 5 | 5 |
| 1965 | 1 | 3 | 5 |
| 1966 | 1 | 1 | 1 |
| 1968 | 2 | 6 | 14 |
| 1969 | 1 | 2 | 3 |
| 1970 | 1 | 4 | 6 |
| 1971 | 2 | 3 | 4 |
| 1972 | 3 | 5 | 6 |
| 1973 | 1 | 1 | 1 |
| 1974 | 1 | 3 | 3 |
| 1975 | 1 | 1 | 1 |
| 1976 | 1 | 2 | 2 |
| 1977 | 1 | 10 | 10 |
| 1978 | 1 | 3 | 3 |
| 1979 | 1 | 4 | 4 |
| 1979-80 | 1 | 1 | 1 |
| 1980 | 1 | 7 | 7 |
| 1980-81 | 1 | 1 | 1 |
| 1981 | 1 | 3 | 7 |
| 1982 | 1 | 8 | 13 |
| 1983 | 2 | 8 | 11 |
| 1984 | 1 | 7 | 11 |
| 1985 | 1 | 8 | 11 |
| 1986 | 1 | 13 | 27 |
| 1987 | 1 | 9 | 11 |
| 1988 | 1 | 3 | 5 |
| 1989 | 4 | 11 | 33 |
| 1990 | 5 | 6 | 10 |
| 1991 | 7 | 7 | 12 |
| 1992 | 4 | 4 | 7 |
| 1993 | 5 | 7 | 10 |
| 1994 | 5 | 6 | 7 |
| 1995 | 3 | 4 | 4 |
| 1996 | 4 | 5 | 6 |
| 1997 | 5 | 10 | 10 |
| 1998 | 12 | 13 | 14 |
| 2000 | 2 | 2 | 2 |
| 2001 | 1 | 1 | 1 |
| 2002 | 2 | 2 | 2 |
| 2003 | 1 | 1 | 1 |
| 2003-04 | 1 | 1 | 1 |
| 2004 | 1 | 1 | 1 |
| 2005 | 4 | 4 | 5 |
| 2005-06 | 1 | 2 | 2 |
| 2008 | 2 | 3 | 3 |
| 2009 | 1 | 1 | 1 |
| 2010 | 3 | 6 | 6 |
| 2011 | 1 | 1 | 1 |
| 2012 | 1 | 1 | 1 |
| 2013 | 1 | 1 | 3 |
| 2014 | 2 | 2 | 4 |
| 2017 | 1 | 1 | 1 |
| 2018 | 1 | 1 | 1 |
| 2020 | 9 | 14 | 14 |
| 2021 | 9 | 20 | 22 |
| 2022 | 3 | 4 | 5 |
| 2023 | 6 | 13 | 14 |