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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1871 | 2 |
| 1873 | 1 |
| 1888 | 1 |
| 1889 | 1 |
| 1892 | 1 |
| 1899 | 1 |
| 1908 | 1 |
| 1909 | 1 |
| 1912 | 1 |
| 1913 | 4 |
| 1914 | 1 |
| 1916 | 1 |
| 1921 | 2 |
| 1922 | 5 |
| 1923 | 1 |
| 1924 | 3 |
| 1925 | 2 |
| 1926 | 2 |
| 1931 | 1 |
| 1933 | 2 |
| 1934 | 1 |
| 1937 | 1 |
| 1941 | 1 |
| 1946 | 3 |
| 1947 | 5 |
| 1948 | 4 |
| 1949 | 4 |
| 1950 | 3 |
| 1951 | 7 |
| 1952 | 7 |
| 1953 | 4 |
| 1954 | 4 |
| 1955 | 10 |
| 1956 | 3 |
| 1957 | 10 |
| 1958 | 6 |
| 1959 | 8 |
| 1960 | 9 |
| 1961 | 14 |
| 1962 | 11 |
| 1963 | 11 |
| 1964 | 21 |
| 1965 | 16 |
| 1966 | 23 |
| 1967 | 30 |
| 1968 | 22 |
| 1969 | 24 |
| 1970 | 36 |
| 1971 | 23 |
| 1972 | 29 |
| 1973 | 32 |
| 1974 | 36 |
| 1975 | 43 |
| 1976 | 47 |
| 1977 | 58 |
| 1978 | 39 |
| 1979 | 53 |
| 1980 | 57 |
| 1981 | 55 |
| 1982 | 61 |
| 1983 | 62 |
| 1984 | 54 |
| 1985 | 62 |
| 1986 | 74 |
| 1987 | 91 |
| 1988 | 83 |
| 1989 | 91 |
| 1990 | 97 |
| 1991 | 102 |
| 1992 | 99 |
| 1993 | 105 |
| 1994 | 103 |
| 1995 | 99 |
| 1996 | 108 |
| 1997 | 89 |
| 1998 | 87 |
| 1999 | 115 |
| 2000 | 80 |
| 2001 | 95 |
| 2002 | 87 |
| 2003 | 81 |
| 2004 | 81 |
| 2005 | 112 |
| 2006 | 119 |
| 2007 | 135 |
| 2008 | 103 |
| 2009 | 166 |
| 2010 | 147 |
| 2011 | 183 |
| 2012 | 208 |
| 2013 | 228 |
| 2014 | 247 |
| 2015 | 274 |
| 2016 | 275 |
| 2017 | 277 |
| 2018 | 300 |
| 2019 | 349 |
| 2020 | 357 |
| 2021 | 368 |
| 2022 | 342 |
| 2023 | 302 |
| 2024 | 297 |
| 2025 | 236 |