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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1947 | 4 |
| 1948 | 1 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 2 |
| 1953 | 3 |
| 1954 | 9 |
| 1955 | 6 |
| 1956 | 7 |
| 1957 | 17 |
| 1958 | 11 |
| 1959 | 22 |
| 1960 | 3 |
| 1961 | 3 |
| 1962 | 11 |
| 1963 | 10 |
| 1964 | 9 |
| 1965 | 4 |
| 1973 | 57 |
| 1974 | 42 |
| 1975 | 67 |
| 1976 | 83 |
| 1977 | 112 |
| 1978 | 89 |
| 1979 | 77 |
| 1980 | 54 |
| 1981 | 86 |
| 1982 | 82 |
| 1983 | 68 |
| 1984 | 92 |
| 1985 | 66 |
| 1986 | 79 |
| 1987 | 118 |
| 1988 | 91 |
| 1989 | 91 |
| 1990 | 181 |
| 1991 | 490 |
| 1992 | 610 |
| 1993 | 730 |
| 1994 | 729 |
| 1995 | 622 |
| 1996 | 568 |
| 1997 | 584 |
| 1998 | 656 |
| 1999 | 613 |
| 2000 | 553 |
| 2001 | 605 |
| 2002 | 583 |
| 2003 | 696 |
| 2004 | 731 |
| 2005 | 647 |
| 2006 | 520 |
| 2007 | 468 |
| 2008 | 462 |
| 2009 | 393 |
| 2010 | 397 |
| 2011 | 376 |
| 2012 | 351 |
| 2013 | 384 |
| 2014 | 328 |
| 2015 | 283 |
| 2016 | 265 |
| 2017 | 197 |
| 2018 | 170 |
| 2019 | 188 |
| 2020 | 186 |
| 2021 | 122 |
| 2022 | 78 |
| 2023 | 70 |
| 2024 | 94 |
| 2025 | 54 |