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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1969 | 2 |
| 1970 | 8 |
| 1971 | 14 |
| 1972 | 135 |
| 1973 | 167 |
| 1974 | 270 |
| 1975 | 267 |
| 1976 | 279 |
| 1977 | 280 |
| 1978 | 284 |
| 1979 | 283 |
| 1980 | 293 |
| 1981 | 282 |
| 1982 | 354 |
| 1983 | 301 |
| 1984 | 394 |
| 1985 | 351 |
| 1986 | 365 |
| 1987 | 327 |
| 1988 | 410 |
| 1989 | 441 |
| 1990 | 499 |
| 1991 | 534 |
| 1992 | 603 |
| 1993 | 611 |
| 1994 | 595 |
| 1995 | 726 |
| 1996 | 677 |
| 1997 | 711 |
| 1998 | 770 |
| 1999 | 820 |
| 2000 | 897 |
| 2001 | 973 |
| 2002 | 1059 |
| 2003 | 1037 |
| 2004 | 1088 |
| 2005 | 1160 |
| 2006 | 1241 |
| 2007 | 1190 |
| 2008 | 1284 |
| 2009 | 1317 |
| 2010 | 1298 |
| 2011 | 1383 |
| 2012 | 1402 |
| 2013 | 1622 |
| 2014 | 1657 |
| 2015 | 1594 |
| 2016 | 1485 |
| 2017 | 1316 |
| 2018 | 1312 |
| 2019 | 1167 |
| 2020 | 1025 |
| 2021 | 648 |
| 2022 | 106 |
| 2023 | 23 |
| 2024 | 30 |