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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1958 | 1 |
| 1959 | 1 |
| 1960 | 1 |
| 1961 | 3 |
| 1962 | 2 |
| 1965 | 7 |
| 1966 | 13 |
| 1967 | 21 |
| 1968 | 27 |
| 1969 | 33 |
| 1970 | 55 |
| 1971 | 70 |
| 1972 | 78 |
| 1973 | 62 |
| 1974 | 67 |
| 1975 | 106 |
| 1976 | 83 |
| 1977 | 81 |
| 1978 | 85 |
| 1979 | 84 |
| 1980 | 83 |
| 1981 | 103 |
| 1982 | 110 |
| 1983 | 120 |
| 1984 | 134 |
| 1985 | 187 |
| 1986 | 202 |
| 1987 | 195 |
| 1988 | 205 |
| 1989 | 231 |
| 1990 | 243 |
| 1991 | 267 |
| 1992 | 244 |
| 1993 | 346 |
| 1994 | 312 |
| 1995 | 355 |
| 1996 | 421 |
| 1997 | 425 |
| 1998 | 391 |
| 1999 | 473 |
| 2000 | 568 |
| 2001 | 470 |
| 2002 | 411 |
| 2003 | 443 |
| 2004 | 490 |
| 2005 | 461 |
| 2006 | 563 |
| 2007 | 541 |
| 2008 | 618 |
| 2009 | 638 |
| 2010 | 715 |
| 2011 | 846 |
| 2012 | 886 |
| 2013 | 818 |
| 2014 | 813 |
| 2015 | 768 |
| 2016 | 729 |
| 2017 | 683 |
| 2018 | 743 |
| 2019 | 776 |
| 2020 | 803 |
| 2021 | 780 |
| 2022 | 564 |
| 2023 | 485 |
| 2024 | 120 |