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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1952 | 3 |
| 1955 | 3 |
| 1956 | 3 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 1 |
| 1960 | 1 |
| 1962 | 3 |
| 1963 | 14 |
| 1964 | 19 |
| 1965 | 7 |
| 1967 | 1 |
| 1968 | 4 |
| 1969 | 2 |
| 1970 | 1 |
| 1973 | 27 |
| 1974 | 40 |
| 1975 | 48 |
| 1976 | 48 |
| 1977 | 69 |
| 1978 | 103 |
| 1979 | 127 |
| 1980 | 177 |
| 1981 | 129 |
| 1982 | 110 |
| 1983 | 129 |
| 1984 | 117 |
| 1985 | 182 |
| 1986 | 139 |
| 1987 | 169 |
| 1988 | 180 |
| 1989 | 205 |
| 1990 | 229 |
| 1991 | 239 |
| 1992 | 246 |
| 1993 | 310 |
| 1994 | 204 |
| 1995 | 264 |
| 1996 | 243 |
| 1997 | 206 |
| 1998 | 231 |
| 1999 | 300 |
| 2000 | 278 |
| 2001 | 296 |
| 2002 | 354 |
| 2003 | 367 |
| 2004 | 407 |
| 2005 | 464 |
| 2006 | 499 |
| 2007 | 559 |
| 2008 | 508 |
| 2009 | 530 |
| 2010 | 498 |
| 2011 | 555 |
| 2012 | 541 |
| 2013 | 684 |
| 2014 | 1280 |
| 2015 | 1603 |
| 2016 | 1825 |
| 2017 | 1855 |
| 2018 | 1840 |
| 2019 | 1925 |
| 2020 | 2331 |
| 2021 | 2611 |
| 2022 | 2461 |
| 2023 | 2269 |
| 2024 | 1019 |