| Year | Number of sets | Total items | Total graded |
|---|---|---|---|
| Totals | 677 | 4,354 | 6,636 |
| 1888 | 1 | 1 | 2 |
| 1890 | 1 | 1 | 1 |
| 1899 | 1 | 6 | 6 |
| 1901 | 1 | 1 | 1 |
| 1902 | 1 | 1 | 2 |
| 1910 | 3 | 3 | 3 |
| 1911 | 1 | 1 | 1 |
| 1912 | 2 | 2 | 2 |
| 1915 | 1 | 1 | 1 |
| 1916 | 1 | 1 | 1 |
| 1917 | 1 | 1 | 1 |
| 1922 | 1 | 1 | 1 |
| 1924 | 2 | 2 | 2 |
| 1925 | 4 | 4 | 4 |
| 1926 | 1 | 1 | 1 |
| 1927 | 1 | 1 | 1 |
| 1929 | 2 | 2 | 2 |
| 1930 | 3 | 3 | 3 |
| 1931 | 4 | 4 | 4 |
| 1933 | 7 | 31 | 31 |
| 1933-45 | 1 | 1 | 1 |
| 1934 | 4 | 4 | 4 |
| 1935 | 2 | 2 | 2 |
| 1936 | 4 | 9 | 9 |
| 1937 | 2 | 2 | 2 |
| 1938 | 6 | 311 | 311 |
| 1939 | 3 | 3 | 3 |
| 1940 | 4 | 5 | 5 |
| 1941 | 4 | 8 | 8 |
| 1942 | 1 | 1 | 1 |
| 1945 | 1 | 1 | 1 |
| 1947 | 1 | 5 | 6 |
| 1951 | 1 | 1 | 1 |
| 1952 | 4 | 60 | 61 |
| 1953 | 1 | 18 | 18 |
| 1954 | 5 | 30 | 41 |
| 1956 | 6 | 16 | 16 |
| 1957 | 3 | 7 | 7 |
| 1958 | 4 | 10 | 11 |
| 1959 | 7 | 20 | 21 |
| 1960 | 1 | 1 | 1 |
| 1961 | 3 | 5 | 5 |
| 1962 | 8 | 55 | 61 |
| 1963 | 1 | 1 | 1 |
| 1964 | 18 | 266 | 272 |
| 1965 | 10 | 220 | 229 |
| 1966 | 27 | 547 | 760 |
| 1967 | 5 | 20 | 20 |
| 1968 | 2 | 34 | 34 |
| 1969 | 3 | 6 | 6 |
| 1971-72 | 1 | 1 | 2 |
| 1972 | 1 | 1 | 2 |
| 1973 | 3 | 8 | 26 |
| 1974 | 1 | 1 | 1 |
| 1975 | 4 | 4 | 63 |
| 1976 | 6 | 50 | 58 |
| 1977 | 12 | 462 | 1,406 |
| 1978 | 16 | 38 | 45 |
| 1979 | 8 | 27 | 34 |
| 1979-80 | 1 | 1 | 1 |
| 1980 | 10 | 251 | 344 |
| 1980-81 | 1 | 1 | 1 |
| 1981 | 2 | 6 | 10 |
| 1982 | 2 | 4 | 8 |
| 1983 | 9 | 75 | 101 |
| 1984 | 6 | 15 | 16 |
| 1984-85 | 1 | 1 | 1 |
| 1985 | 6 | 122 | 211 |
| 1986 | 3 | 23 | 24 |
| 1987 | 5 | 10 | 11 |
| 1988 | 3 | 3 | 3 |
| 1989 | 12 | 44 | 53 |
| 1990 | 10 | 171 | 454 |
| 1991 | 25 | 142 | 206 |
| 1992 | 23 | 196 | 327 |
| 1993 | 26 | 116 | 238 |
| 1994 | 22 | 96 | 157 |
| 1995 | 28 | 141 | 166 |
| 1996 | 12 | 75 | 80 |
| 1997 | 4 | 8 | 10 |
| 1998 | 8 | 13 | 14 |
| 1998-99 | 2 | 2 | 2 |
| 1999 | 3 | 3 | 4 |
| 2000 | 5 | 9 | 9 |
| 2001 | 5 | 8 | 8 |
| 2002 | 5 | 8 | 11 |
| 2003 | 4 | 10 | 10 |
| 2004 | 4 | 5 | 7 |
| 2005 | 6 | 6 | 8 |
| 2006 | 2 | 2 | 2 |
| 2007 | 4 | 22 | 28 |
| 2008 | 8 | 12 | 17 |
| 2008-09 | 1 | 1 | 1 |
| 2009 | 10 | 15 | 16 |
| 2009-10 | 1 | 1 | 1 |
| 2010 | 3 | 8 | 8 |
| 2011 | 4 | 16 | 17 |
| 2012 | 8 | 27 | 27 |
| 2013 | 10 | 34 | 46 |
| 2014 | 7 | 14 | 16 |
| 2015 | 12 | 20 | 20 |
| 2016 | 12 | 15 | 16 |
| 2017 | 9 | 44 | 48 |
| 2018 | 6 | 6 | 6 |
| 2018-19 | 1 | 1 | 1 |
| 2019 | 5 | 10 | 11 |
| 2020 | 7 | 12 | 14 |
| 2020-21 | 1 | 1 | 1 |
| 2021 | 8 | 44 | 44 |
| 2021-22 | 2 | 5 | 6 |
| 2022 | 16 | 23 | 31 |
| 2023 | 22 | 62 | 71 |
| 2023-24 | 3 | 3 | 3 |
| 2024 | 15 | 35 | 36 |
| 2024-25 | 1 | 1 | 1 |
| 2025 | 7 | 17 | 17 |
| 2026 | 5 | 8 | 9 |
| Custom | 1 | 1 | 2 |