| Year | Number of sets | Total items | Total graded |
|---|---|---|---|
| Totals | 221 | 638 | 1,151 |
| 1887 | 2 | 2 | 3 |
| 1901 | 1 | 1 | 1 |
| 1909 | 1 | 1 | 1 |
| 1909-11 | 1 | 1 | 1 |
| 1910 | 5 | 7 | 11 |
| 1912 | 1 | 1 | 1 |
| 1915 | 1 | 1 | 1 |
| 1921 | 1 | 1 | 1 |
| 1922-23 | 1 | 2 | 2 |
| 1923-24 | 1 | 1 | 1 |
| 1924 | 1 | 36 | 46 |
| 1924-25 | 1 | 19 | 26 |
| 1925 | 1 | 6 | 7 |
| 1926 | 2 | 3 | 3 |
| 1927 | 2 | 2 | 2 |
| 1928 | 1 | 1 | 1 |
| 1928-29 | 1 | 1 | 1 |
| 1929 | 1 | 1 | 1 |
| 1930 | 1 | 2 | 2 |
| 1932 | 3 | 6 | 12 |
| 1933 | 4 | 10 | 36 |
| 1935 | 2 | 4 | 6 |
| 1936 | 7 | 13 | 14 |
| 1937 | 1 | 1 | 1 |
| 1938 | 1 | 1 | 1 |
| 1939 | 1 | 1 | 1 |
| 1945-46 | 2 | 2 | 2 |
| 1946-47 | 1 | 1 | 1 |
| 1947 | 1 | 1 | 1 |
| 1951 | 1 | 6 | 12 |
| 1953-54 | 1 | 1 | 1 |
| 1956 | 2 | 13 | 46 |
| 1958 | 1 | 1 | 3 |
| 1959 | 1 | 1 | 1 |
| 1960 | 1 | 1 | 1 |
| 1961 | 1 | 4 | 10 |
| 1962 | 2 | 21 | 27 |
| 1965 | 1 | 2 | 2 |
| 1967-68 | 1 | 1 | 1 |
| 1972 | 1 | 1 | 1 |
| 1974 | 1 | 1 | 1 |
| 1974-81 | 1 | 4 | 4 |
| 1977 | 1 | 16 | 16 |
| 1979 | 1 | 1 | 1 |
| 1979-80 | 1 | 1 | 1 |
| 1981 | 1 | 1 | 2 |
| 1982 | 1 | 1 | 1 |
| 1982-83 | 1 | 1 | 1 |
| 1985 | 1 | 1 | 2 |
| 1987 | 1 | 2 | 4 |
| 1990 | 1 | 2 | 2 |
| 1991 | 4 | 12 | 16 |
| 1992 | 7 | 16 | 55 |
| 1992-93 | 1 | 1 | 5 |
| 1993 | 7 | 19 | 41 |
| 1993-94 | 3 | 7 | 8 |
| 1994 | 2 | 14 | 15 |
| 1994-95 | 2 | 5 | 5 |
| 1995 | 4 | 5 | 10 |
| 1995-96 | 1 | 1 | 1 |
| 1996 | 2 | 3 | 4 |
| 1996-97 | 1 | 5 | 12 |
| 1997 | 1 | 1 | 1 |
| 1998 | 1 | 1 | 1 |
| 1999 | 1 | 1 | 1 |
| 2001 | 2 | 5 | 5 |
| 2002 | 2 | 3 | 3 |
| 2002-03 | 1 | 11 | 12 |
| 2003-04 | 1 | 2 | 6 |
| 2004 | 3 | 12 | 30 |
| 2006 | 2 | 6 | 12 |
| 2007 | 3 | 4 | 5 |
| 2008 | 4 | 12 | 20 |
| 2009 | 5 | 10 | 13 |
| 2010 | 2 | 3 | 6 |
| 2011 | 3 | 8 | 8 |
| 2012 | 4 | 7 | 8 |
| 2012-13 | 1 | 1 | 1 |
| 2013 | 5 | 18 | 21 |
| 2013-14 | 1 | 1 | 1 |
| 2014 | 4 | 20 | 21 |
| 2015 | 8 | 13 | 16 |
| 2016 | 4 | 12 | 14 |
| 2016-17 | 1 | 1 | 1 |
| 2017 | 4 | 9 | 9 |
| 2018 | 9 | 14 | 14 |
| 2019 | 6 | 18 | 25 |
| 2020 | 2 | 12 | 15 |
| 2021 | 10 | 49 | 62 |
| 2021-22 | 1 | 2 | 2 |
| 2022 | 2 | 25 | 31 |
| 2023 | 5 | 27 | 227 |
| 2024 | 8 | 20 | 40 |
| 2024-25 | 1 | 1 | 1 |
| 2025 | 5 | 7 | 7 |
| 2026 | 2 | 2 | 13 |