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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 12 |
| 1967 | 14 |
| 1968 | 19 |
| 1969 | 14 |
| 1970 | 19 |
| 1971 | 16 |
| 1972 | 23 |
| 1973 | 25 |
| 1974 | 27 |
| 1975 | 22 |
| 1976 | 19 |
| 1977 | 13 |
| 1978 | 16 |
| 1979 | 13 |
| 1980 | 16 |
| 1981 | 8 |
| 1982 | 15 |
| 1983 | 22 |
| 1984 | 12 |
| 1985 | 12 |
| 1986 | 11 |
| 1987 | 18 |
| 1988 | 45 |
| 1989 | 99 |
| 1990 | 74 |
| 1991 | 94 |
| 1992 | 114 |
| 1993 | 117 |
| 1994 | 180 |
| 1995 | 163 |
| 1996 | 185 |
| 1997 | 271 |
| 1998 | 378 |
| 1999 | 317 |
| 2000 | 288 |
| 2001 | 284 |
| 2002 | 326 |
| 2003 | 335 |
| 2004 | 379 |
| 2005 | 485 |
| 2006 | 537 |
| 2007 | 610 |
| 2008 | 653 |
| 2009 | 674 |
| 2010 | 910 |
| 2011 | 1001 |
| 2012 | 1087 |
| 2013 | 1187 |
| 2014 | 1252 |
| 2015 | 1314 |
| 2016 | 1264 |
| 2017 | 1199 |
| 2018 | 1173 |
| 2019 | 1086 |
| 2020 | 939 |
| 2021 | 634 |
| 2022 | 350 |
| 2023 | 257 |
| 2024 | 120 |