PDB Statistics: DNA-only Structures Released Per Year
| Year | Total Number of Entries Available | Number of Structures Released Annually |
|---|---|---|
| 1976 | 0 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 2 |
| 1982 | 6 | 4 |
| 1983 | 7 | 1 |
| 1984 | 8 | 1 |
| 1985 | 10 | 2 |
| 1986 | 10 | 0 |
| 1987 | 13 | 3 |
| 1988 | 16 | 3 |
| 1989 | 26 | 10 |
| 1990 | 36 | 10 |
| 1991 | 52 | 16 |
| 1992 | 82 | 30 |
| 1993 | 133 | 51 |
| 1994 | 178 | 45 |
| 1995 | 222 | 44 |
| 1996 | 296 | 74 |
| 1997 | 391 | 95 |
| 1998 | 471 | 80 |
| 1999 | 547 | 76 |
| 2000 | 631 | 84 |
| 2001 | 703 | 72 |
| 2002 | 770 | 67 |
| 2003 | 846 | 76 |
| 2004 | 916 | 70 |
| 2005 | 1000 | 84 |
| 2006 | 1047 | 47 |
| 2007 | 1109 | 62 |
| 2008 | 1146 | 37 |
| 2009 | 1214 | 68 |
| 2010 | 1258 | 44 |
| 2011 | 1316 | 58 |
| 2012 | 1385 | 69 |
| 2013 | 1460 | 75 |
| 2014 | 1534 | 74 |
| 2015 | 1588 | 54 |
| 2016 | 1655 | 67 |
| 2017 | 1734 | 79 |
| 2018 | 1777 | 43 |
