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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1952 | 1 |
| 1955 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 1 |
| 1961 | 2 |
| 1962 | 4 |
| 1963 | 1 |
| 1965 | 2 |
| 1966 | 3 |
| 1967 | 4 |
| 1968 | 22 |
| 1969 | 23 |
| 1970 | 38 |
| 1971 | 204 |
| 1972 | 274 |
| 1973 | 367 |
| 1974 | 344 |
| 1975 | 349 |
| 1976 | 364 |
| 1977 | 347 |
| 1978 | 378 |
| 1979 | 428 |
| 1980 | 475 |
| 1981 | 353 |
| 1982 | 496 |
| 1983 | 530 |
| 1984 | 625 |
| 1985 | 714 |
| 1986 | 659 |
| 1987 | 534 |
| 1988 | 569 |
| 1989 | 559 |
| 1990 | 605 |
| 1991 | 697 |
| 1992 | 733 |
| 1993 | 790 |
| 1994 | 755 |
| 1995 | 901 |
| 1996 | 1000 |
| 1997 | 1107 |
| 1998 | 1195 |
| 1999 | 1175 |
| 2000 | 1465 |
| 2001 | 1442 |
| 2002 | 2042 |
| 2003 | 2258 |
| 2004 | 2228 |
| 2005 | 2672 |
| 2006 | 2926 |
| 2007 | 2880 |
| 2008 | 3366 |
| 2009 | 3205 |
| 2010 | 3373 |
| 2011 | 3525 |
| 2012 | 3324 |
| 2013 | 3441 |
| 2014 | 3583 |
| 2015 | 3295 |
| 2016 | 3002 |
| 2017 | 2607 |
| 2018 | 2351 |
| 2019 | 2381 |
| 2020 | 2126 |
| 2021 | 1757 |
| 2022 | 988 |
| 2023 | 769 |
| 2024 | 317 |