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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 1 |
| 1953 | 2 |
| 1954 | 1 |
| 1955 | 2 |
| 1959 | 1 |
| 1960 | 2 |
| 1962 | 1 |
| 1965 | 8 |
| 1966 | 13 |
| 1967 | 14 |
| 1968 | 11 |
| 1969 | 25 |
| 1970 | 23 |
| 1971 | 31 |
| 1972 | 29 |
| 1973 | 23 |
| 1974 | 38 |
| 1975 | 34 |
| 1976 | 30 |
| 1977 | 37 |
| 1978 | 31 |
| 1979 | 32 |
| 1980 | 39 |
| 1981 | 32 |
| 1982 | 38 |
| 1983 | 39 |
| 1984 | 31 |
| 1985 | 37 |
| 1986 | 45 |
| 1987 | 43 |
| 1988 | 32 |
| 1989 | 62 |
| 1990 | 65 |
| 1991 | 58 |
| 1992 | 62 |
| 1993 | 86 |
| 1994 | 92 |
| 1995 | 73 |
| 1996 | 69 |
| 1997 | 66 |
| 1998 | 119 |
| 1999 | 153 |
| 2000 | 158 |
| 2001 | 184 |
| 2002 | 182 |
| 2003 | 205 |
| 2004 | 331 |
| 2005 | 390 |
| 2006 | 413 |
| 2007 | 420 |
| 2008 | 456 |
| 2009 | 497 |
| 2010 | 580 |
| 2011 | 576 |
| 2012 | 650 |
| 2013 | 900 |
| 2014 | 886 |
| 2015 | 1025 |
| 2016 | 1018 |
| 2017 | 1032 |
| 2018 | 1076 |
| 2019 | 963 |
| 2020 | 1053 |
| 2021 | 876 |
| 2022 | 675 |
| 2023 | 586 |
| 2024 | 192 |