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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 1 |
| 1953 | 3 |
| 1954 | 2 |
| 1955 | 4 |
| 1956 | 4 |
| 1957 | 2 |
| 1958 | 1 |
| 1959 | 6 |
| 1960 | 12 |
| 1961 | 17 |
| 1962 | 31 |
| 1963 | 29 |
| 1964 | 43 |
| 1965 | 29 |
| 1966 | 39 |
| 1967 | 38 |
| 1968 | 44 |
| 1969 | 54 |
| 1970 | 53 |
| 1971 | 40 |
| 1972 | 35 |
| 1973 | 45 |
| 1974 | 49 |
| 1975 | 54 |
| 1976 | 71 |
| 1977 | 92 |
| 1978 | 71 |
| 1979 | 64 |
| 1980 | 74 |
| 1981 | 88 |
| 1982 | 117 |
| 1983 | 115 |
| 1984 | 126 |
| 1985 | 143 |
| 1986 | 187 |
| 1987 | 182 |
| 1988 | 171 |
| 1989 | 190 |
| 1990 | 163 |
| 1991 | 203 |
| 1992 | 222 |
| 1993 | 231 |
| 1994 | 263 |
| 1995 | 229 |
| 1996 | 249 |
| 1997 | 286 |
| 1998 | 287 |
| 1999 | 312 |
| 2000 | 335 |
| 2001 | 362 |
| 2002 | 393 |
| 2003 | 405 |
| 2004 | 456 |
| 2005 | 496 |
| 2006 | 537 |
| 2007 | 590 |
| 2008 | 525 |
| 2009 | 567 |
| 2010 | 592 |
| 2011 | 750 |
| 2012 | 748 |
| 2013 | 733 |
| 2014 | 724 |
| 2015 | 745 |
| 2016 | 807 |
| 2017 | 808 |
| 2018 | 829 |
| 2019 | 868 |
| 2020 | 1095 |
| 2021 | 1144 |
| 2022 | 1110 |
| 2023 | 985 |
| 2024 | 444 |