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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 1 |
| 1964 | 3 |
| 1965 | 49 |
| 1966 | 110 |
| 1967 | 122 |
| 1968 | 130 |
| 1969 | 162 |
| 1970 | 147 |
| 1971 | 213 |
| 1972 | 198 |
| 1973 | 204 |
| 1974 | 227 |
| 1975 | 199 |
| 1976 | 152 |
| 1977 | 165 |
| 1978 | 147 |
| 1979 | 174 |
| 1980 | 167 |
| 1981 | 169 |
| 1982 | 188 |
| 1983 | 210 |
| 1984 | 200 |
| 1985 | 218 |
| 1986 | 210 |
| 1987 | 202 |
| 1988 | 186 |
| 1989 | 246 |
| 1990 | 266 |
| 1991 | 279 |
| 1992 | 278 |
| 1993 | 307 |
| 1994 | 355 |
| 1995 | 318 |
| 1996 | 362 |
| 1997 | 372 |
| 1998 | 357 |
| 1999 | 350 |
| 2000 | 416 |
| 2001 | 409 |
| 2002 | 408 |
| 2003 | 495 |
| 2004 | 497 |
| 2005 | 567 |
| 2006 | 656 |
| 2007 | 669 |
| 2008 | 720 |
| 2009 | 686 |
| 2010 | 790 |
| 2011 | 838 |
| 2012 | 868 |
| 2013 | 898 |
| 2014 | 902 |
| 2015 | 1007 |
| 2016 | 1008 |
| 2017 | 958 |
| 2018 | 987 |
| 2019 | 962 |
| 2020 | 1021 |
| 2021 | 956 |
| 2022 | 749 |
| 2023 | 618 |
| 2024 | 873 |
| 2025 | 544 |