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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1957 | 1 |
| 1961 | 1 |
| 1962 | 2 |
| 1963 | 1 |
| 1964 | 5 |
| 1965 | 2 |
| 1966 | 2 |
| 1967 | 3 |
| 1968 | 6 |
| 1969 | 6 |
| 1970 | 7 |
| 1971 | 16 |
| 1972 | 12 |
| 1973 | 19 |
| 1974 | 20 |
| 1975 | 19 |
| 1976 | 19 |
| 1977 | 14 |
| 1978 | 11 |
| 1979 | 25 |
| 1980 | 21 |
| 1981 | 28 |
| 1982 | 28 |
| 1983 | 40 |
| 1984 | 41 |
| 1985 | 56 |
| 1986 | 49 |
| 1987 | 55 |
| 1988 | 51 |
| 1989 | 56 |
| 1990 | 52 |
| 1991 | 58 |
| 1992 | 67 |
| 1993 | 56 |
| 1994 | 65 |
| 1995 | 64 |
| 1996 | 93 |
| 1997 | 84 |
| 1998 | 110 |
| 1999 | 107 |
| 2000 | 135 |
| 2001 | 166 |
| 2002 | 176 |
| 2003 | 231 |
| 2004 | 242 |
| 2005 | 240 |
| 2006 | 310 |
| 2007 | 293 |
| 2008 | 316 |
| 2009 | 340 |
| 2010 | 367 |
| 2011 | 393 |
| 2012 | 399 |
| 2013 | 402 |
| 2014 | 492 |
| 2015 | 523 |
| 2016 | 503 |
| 2017 | 529 |
| 2018 | 586 |
| 2019 | 649 |
| 2020 | 846 |
| 2021 | 963 |
| 2022 | 891 |
| 2023 | 791 |
| 2024 | 300 |