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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1857 | 1 |
| 1875 | 1 |
| 1887 | 1 |
| 1888 | 2 |
| 1919 | 1 |
| 1925 | 1 |
| 1933 | 2 |
| 1935 | 1 |
| 1937 | 2 |
| 1940 | 1 |
| 1943 | 2 |
| 1944 | 4 |
| 1946 | 3 |
| 1947 | 3 |
| 1948 | 3 |
| 1949 | 8 |
| 1950 | 5 |
| 1951 | 8 |
| 1952 | 4 |
| 1953 | 6 |
| 1954 | 5 |
| 1955 | 7 |
| 1956 | 5 |
| 1957 | 10 |
| 1958 | 5 |
| 1959 | 9 |
| 1960 | 10 |
| 1961 | 8 |
| 1962 | 13 |
| 1963 | 15 |
| 1964 | 18 |
| 1965 | 17 |
| 1966 | 17 |
| 1967 | 31 |
| 1968 | 28 |
| 1969 | 36 |
| 1970 | 36 |
| 1971 | 53 |
| 1972 | 40 |
| 1973 | 48 |
| 1974 | 49 |
| 1975 | 42 |
| 1976 | 65 |
| 1977 | 60 |
| 1978 | 42 |
| 1979 | 47 |
| 1980 | 33 |
| 1981 | 66 |
| 1982 | 67 |
| 1983 | 56 |
| 1984 | 63 |
| 1985 | 61 |
| 1986 | 71 |
| 1987 | 77 |
| 1988 | 76 |
| 1989 | 74 |
| 1990 | 91 |
| 1991 | 94 |
| 1992 | 96 |
| 1993 | 110 |
| 1994 | 134 |
| 1995 | 117 |
| 1996 | 121 |
| 1997 | 119 |
| 1998 | 110 |
| 1999 | 141 |
| 2000 | 142 |
| 2001 | 147 |
| 2002 | 170 |
| 2003 | 178 |
| 2004 | 197 |
| 2005 | 269 |
| 2006 | 251 |
| 2007 | 258 |
| 2008 | 240 |
| 2009 | 254 |
| 2010 | 277 |
| 2011 | 354 |
| 2012 | 388 |
| 2013 | 398 |
| 2014 | 428 |
| 2015 | 414 |
| 2016 | 429 |
| 2017 | 430 |
| 2018 | 493 |
| 2019 | 492 |
| 2020 | 512 |
| 2021 | 582 |
| 2022 | 538 |
| 2023 | 532 |
| 2024 | 401 |