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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 30 |
| 1966 | 61 |
| 1967 | 83 |
| 1968 | 111 |
| 1969 | 157 |
| 1970 | 160 |
| 1971 | 142 |
| 1972 | 109 |
| 1973 | 109 |
| 1974 | 123 |
| 1975 | 115 |
| 1976 | 103 |
| 1977 | 86 |
| 1978 | 95 |
| 1979 | 112 |
| 1980 | 143 |
| 1981 | 157 |
| 1982 | 209 |
| 1983 | 207 |
| 1984 | 238 |
| 1985 | 231 |
| 1986 | 201 |
| 1987 | 226 |
| 1988 | 406 |
| 1989 | 453 |
| 1990 | 424 |
| 1991 | 408 |
| 1992 | 545 |
| 1993 | 588 |
| 1994 | 571 |
| 1995 | 981 |
| 1996 | 1359 |
| 1997 | 1213 |
| 1998 | 1341 |
| 1999 | 1260 |
| 2000 | 1372 |
| 2001 | 1467 |
| 2002 | 1542 |
| 2003 | 1642 |
| 2004 | 1661 |
| 2005 | 1804 |
| 2006 | 1976 |
| 2007 | 1886 |
| 2008 | 2042 |
| 2009 | 2118 |
| 2010 | 2224 |
| 2011 | 2400 |
| 2012 | 2476 |
| 2013 | 2281 |
| 2014 | 2345 |
| 2015 | 2306 |
| 2016 | 2099 |
| 2017 | 2068 |
| 2018 | 2148 |
| 2019 | 2236 |
| 2020 | 2056 |
| 2021 | 1465 |
| 2022 | 473 |
| 2023 | 355 |
| 2024 | 238 |