| Year | Number of sets | Total items | Total graded |
|---|---|---|---|
| Totals | 150 | 640 | 1,090 |
| 1887 | 1 | 1 | 1 |
| 1900 | 1 | 1 | 2 |
| 1910 | 2 | 168 | 297 |
| 1911-12 | 1 | 1 | 1 |
| 1912 | 2 | 52 | 140 |
| 1928 | 1 | 1 | 1 |
| 1931 | 1 | 1 | 1 |
| 1934 | 1 | 1 | 1 |
| 1938 | 1 | 1 | 1 |
| 1939 | 1 | 1 | 1 |
| 1955-56 | 1 | 2 | 3 |
| 1959 | 1 | 1 | 3 |
| 1971 | 1 | 1 | 1 |
| 1976 | 1 | 1 | 2 |
| 1978 | 2 | 21 | 21 |
| 1979 | 1 | 1 | 1 |
| 1980 | 3 | 13 | 14 |
| 1981 | 1 | 1 | 1 |
| 1984-85 | 1 | 1 | 3 |
| 1986 | 1 | 1 | 1 |
| 1987 | 1 | 1 | 1 |
| 1988 | 1 | 1 | 1 |
| 1989 | 2 | 2 | 2 |
| 1989-90 | 1 | 4 | 4 |
| 1990-91 | 1 | 1 | 1 |
| 1991 | 8 | 31 | 43 |
| 1991-92 | 2 | 2 | 2 |
| 1992 | 12 | 33 | 43 |
| 1992-93 | 1 | 1 | 1 |
| 1993 | 5 | 7 | 8 |
| 1994 | 6 | 7 | 8 |
| 1995 | 6 | 6 | 9 |
| 1996 | 2 | 2 | 2 |
| 1997 | 1 | 1 | 1 |
| 1999 | 1 | 1 | 1 |
| 2000 | 2 | 2 | 2 |
| 2001 | 2 | 2 | 2 |
| 2003 | 4 | 18 | 51 |
| 2004 | 1 | 1 | 1 |
| 2005 | 2 | 2 | 2 |
| 2006 | 1 | 2 | 2 |
| 2007 | 2 | 2 | 2 |
| 2008 | 1 | 6 | 14 |
| 2009 | 3 | 16 | 73 |
| 2010 | 1 | 1 | 1 |
| 2011 | 2 | 2 | 3 |
| 2012 | 1 | 1 | 1 |
| 2013 | 3 | 3 | 3 |
| 2014-15 | 1 | 1 | 1 |
| 2015-16 | 2 | 2 | 2 |
| 2017 | 3 | 5 | 5 |
| 2017-18 | 1 | 1 | 1 |
| 2018 | 2 | 2 | 2 |
| 2019 | 1 | 1 | 1 |
| 2019-20 | 1 | 1 | 1 |
| 2020 | 3 | 78 | 85 |
| 2021 | 6 | 18 | 18 |
| 2022 | 7 | 26 | 27 |
| 2022-23 | 1 | 1 | 1 |
| 2023 | 2 | 23 | 24 |
| 2023-24 | 3 | 3 | 3 |
| 2024 | 7 | 26 | 29 |
| 2024-25 | 3 | 4 | 4 |
| 2025 | 6 | 18 | 105 |
| 2026 | 1 | 1 | 1 |