| Year | Number of sets | Total items | Total graded |
|---|---|---|---|
| Totals | 715 | 4,997 | 14,038 |
| 1951-52 | 1 | 1 | 1 |
| 1989 | 1 | 1 | 1 |
| 1993 | 6 | 10 | 177 |
| 1994 | 10 | 11 | 194 |
| 1995 | 6 | 6 | 15 |
| 1996 | 7 | 33 | 84 |
| 1997 | 11 | 54 | 116 |
| 1998 | 12 | 57 | 118 |
| 1999 | 27 | 365 | 4,250 |
| 2000 | 33 | 415 | 1,710 |
| 2001 | 12 | 176 | 523 |
| 2002 | 23 | 347 | 793 |
| 2003 | 27 | 174 | 231 |
| 2004 | 24 | 133 | 229 |
| 2005 | 22 | 78 | 89 |
| 2006 | 20 | 91 | 124 |
| 2007 | 23 | 83 | 108 |
| 2008 | 20 | 74 | 97 |
| 2009 | 19 | 109 | 139 |
| 2010 | 23 | 127 | 148 |
| 2011 | 14 | 92 | 111 |
| 2012 | 20 | 92 | 102 |
| 2013 | 20 | 114 | 179 |
| 2014 | 19 | 68 | 91 |
| 2015 | 19 | 89 | 115 |
| 2016 | 29 | 181 | 564 |
| 2017 | 32 | 186 | 280 |
| 2018 | 26 | 130 | 193 |
| 2018-19 | 1 | 1 | 1 |
| 2019 | 40 | 279 | 422 |
| 2020 | 57 | 371 | 785 |
| 2021 | 47 | 542 | 1,264 |
| 2022 | 34 | 239 | 425 |
| 2023 | 18 | 213 | 293 |
| 2024 | 12 | 55 | 66 |