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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1903 | 1 |
| 1909 | 1 |
| 1913 | 1 |
| 1916 | 1 |
| 1926 | 1 |
| 1929 | 1 |
| 1934 | 1 |
| 1935 | 1 |
| 1936 | 1 |
| 1937 | 1 |
| 1938 | 3 |
| 1940 | 3 |
| 1941 | 1 |
| 1942 | 3 |
| 1943 | 2 |
| 1944 | 4 |
| 1945 | 1 |
| 1946 | 2 |
| 1947 | 2 |
| 1949 | 3 |
| 1950 | 5 |
| 1951 | 3 |
| 1952 | 12 |
| 1953 | 6 |
| 1954 | 3 |
| 1955 | 8 |
| 1956 | 6 |
| 1957 | 6 |
| 1958 | 5 |
| 1959 | 10 |
| 1960 | 1 |
| 1961 | 17 |
| 1962 | 18 |
| 1963 | 42 |
| 1964 | 105 |
| 1965 | 131 |
| 1966 | 204 |
| 1967 | 217 |
| 1968 | 370 |
| 1969 | 308 |
| 1970 | 455 |
| 1971 | 472 |
| 1972 | 584 |
| 1973 | 619 |
| 1974 | 625 |
| 1975 | 510 |
| 1976 | 517 |
| 1977 | 609 |
| 1978 | 562 |
| 1979 | 595 |
| 1980 | 596 |
| 1981 | 533 |
| 1982 | 492 |
| 1983 | 512 |
| 1984 | 523 |
| 1985 | 507 |
| 1986 | 503 |
| 1987 | 604 |
| 1988 | 698 |
| 1989 | 598 |
| 1990 | 524 |
| 1991 | 727 |
| 1992 | 730 |
| 1993 | 814 |
| 1994 | 794 |
| 1995 | 606 |
| 1996 | 607 |
| 1997 | 588 |
| 1998 | 564 |
| 1999 | 492 |
| 2000 | 327 |
| 2001 | 240 |
| 2002 | 278 |
| 2003 | 226 |
| 2004 | 198 |
| 2005 | 229 |
| 2006 | 208 |
| 2007 | 224 |
| 2008 | 216 |
| 2009 | 205 |
| 2010 | 240 |
| 2011 | 268 |
| 2012 | 338 |
| 2013 | 331 |
| 2014 | 381 |
| 2015 | 478 |
| 2016 | 455 |
| 2017 | 504 |
| 2018 | 428 |
| 2019 | 478 |
| 2020 | 569 |
| 2021 | 512 |
| 2022 | 529 |
| 2023 | 448 |
| 2024 | 413 |
| 2025 | 197 |