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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1902 | 1 |
| 1910 | 1 |
| 1917 | 2 |
| 1921 | 1 |
| 1928 | 1 |
| 1931 | 1 |
| 1934 | 1 |
| 1939 | 3 |
| 1940 | 5 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 2 |
| 1945 | 3 |
| 1946 | 16 |
| 1947 | 15 |
| 1948 | 13 |
| 1949 | 5 |
| 1950 | 16 |
| 1951 | 18 |
| 1952 | 22 |
| 1953 | 14 |
| 1954 | 19 |
| 1955 | 14 |
| 1956 | 25 |
| 1957 | 13 |
| 1958 | 18 |
| 1959 | 26 |
| 1960 | 15 |
| 1961 | 21 |
| 1962 | 16 |
| 1963 | 14 |
| 1964 | 25 |
| 1965 | 32 |
| 1966 | 27 |
| 1967 | 34 |
| 1968 | 42 |
| 1969 | 46 |
| 1970 | 41 |
| 1971 | 49 |
| 1972 | 44 |
| 1973 | 58 |
| 1974 | 66 |
| 1975 | 89 |
| 1976 | 73 |
| 1977 | 70 |
| 1978 | 88 |
| 1979 | 80 |
| 1980 | 93 |
| 1981 | 97 |
| 1982 | 108 |
| 1983 | 101 |
| 1984 | 108 |
| 1985 | 135 |
| 1986 | 129 |
| 1987 | 137 |
| 1988 | 129 |
| 1989 | 158 |
| 1990 | 179 |
| 1991 | 181 |
| 1992 | 182 |
| 1993 | 224 |
| 1994 | 212 |
| 1995 | 271 |
| 1996 | 247 |
| 1997 | 258 |
| 1998 | 258 |
| 1999 | 258 |
| 2000 | 246 |
| 2001 | 282 |
| 2002 | 288 |
| 2003 | 282 |
| 2004 | 331 |
| 2005 | 350 |
| 2006 | 371 |
| 2007 | 435 |
| 2008 | 454 |
| 2009 | 478 |
| 2010 | 532 |
| 2011 | 494 |
| 2012 | 510 |
| 2013 | 521 |
| 2014 | 583 |
| 2015 | 567 |
| 2016 | 581 |
| 2017 | 648 |
| 2018 | 599 |
| 2019 | 606 |
| 2020 | 715 |
| 2021 | 736 |
| 2022 | 700 |
| 2023 | 624 |
| 2024 | 511 |