PDB Statistics: Protein-only Structures Released Per Year
| Year | Total Number of Entries Available | Number of Structures Released Annually |
|---|---|---|
| 1976 | 13 | 13 |
| 1977 | 36 | 23 |
| 1978 | 40 | 4 |
| 1979 | 50 | 10 |
| 1980 | 56 | 6 |
| 1981 | 68 | 12 |
| 1982 | 96 | 28 |
| 1983 | 131 | 35 |
| 1984 | 152 | 21 |
| 1985 | 170 | 18 |
| 1986 | 186 | 16 |
| 1987 | 204 | 18 |
| 1988 | 254 | 50 |
| 1989 | 315 | 61 |
| 1990 | 437 | 122 |
| 1991 | 600 | 163 |
| 1992 | 747 | 147 |
| 1993 | 1366 | 619 |
| 1994 | 2501 | 1135 |
| 1995 | 3300 | 799 |
| 1996 | 4219 | 919 |
| 1997 | 5513 | 1294 |
| 1998 | 7264 | 1751 |
| 1999 | 9297 | 2033 |
| 2000 | 11562 | 2265 |
| 2001 | 13987 | 2425 |
| 2002 | 16605 | 2618 |
| 2003 | 20246 | 3641 |
| 2004 | 24809 | 4563 |
| 2005 | 29601 | 4792 |
| 2006 | 35336 | 5735 |
| 2007 | 41850 | 6514 |
| 2008 | 48106 | 6256 |
| 2009 | 54717 | 6611 |
| 2010 | 61622 | 6905 |
| 2011 | 68646 | 7024 |
| 2012 | 76379 | 7733 |
| 2013 | 84667 | 8288 |
| 2014 | 92938 | 8271 |
| 2015 | 100947 | 8009 |
| 2016 | 110366 | 9419 |
| 2017 | 120017 | 9651 |
| 2018 | 129659 | 9642 |
| 2019 | 139550 | 9891 |
| 2020 | 151513 | 11963 |
| 2021 | 161884 | 10371 |
| 2022 | 167378 | 5494 |
