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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1843 | 1 |
| 1849 | 1 |
| 1867 | 2 |
| 1868 | 1 |
| 1870 | 1 |
| 1871 | 4 |
| 1872 | 1 |
| 1894 | 3 |
| 1896 | 1 |
| 1903 | 1 |
| 1904 | 1 |
| 1905 | 1 |
| 1909 | 1 |
| 1910 | 4 |
| 1919 | 1 |
| 1920 | 1 |
| 1927 | 1 |
| 1934 | 1 |
| 1943 | 1 |
| 1944 | 2 |
| 1945 | 3 |
| 1946 | 6 |
| 1947 | 3 |
| 1948 | 1 |
| 1949 | 1 |
| 1950 | 3 |
| 1951 | 7 |
| 1952 | 7 |
| 1953 | 7 |
| 1954 | 4 |
| 1955 | 7 |
| 1956 | 4 |
| 1957 | 4 |
| 1958 | 4 |
| 1959 | 6 |
| 1960 | 6 |
| 1961 | 15 |
| 1962 | 12 |
| 1963 | 9 |
| 1964 | 15 |
| 1965 | 17 |
| 1966 | 9 |
| 1967 | 11 |
| 1968 | 23 |
| 1969 | 15 |
| 1970 | 16 |
| 1971 | 27 |
| 1972 | 29 |
| 1973 | 33 |
| 1974 | 26 |
| 1975 | 27 |
| 1976 | 42 |
| 1977 | 38 |
| 1978 | 43 |
| 1979 | 42 |
| 1980 | 38 |
| 1981 | 49 |
| 1982 | 40 |
| 1983 | 49 |
| 1984 | 45 |
| 1985 | 55 |
| 1986 | 54 |
| 1987 | 65 |
| 1988 | 67 |
| 1989 | 69 |
| 1990 | 64 |
| 1991 | 65 |
| 1992 | 55 |
| 1993 | 69 |
| 1994 | 51 |
| 1995 | 57 |
| 1996 | 66 |
| 1997 | 52 |
| 1998 | 56 |
| 1999 | 76 |
| 2000 | 97 |
| 2001 | 74 |
| 2002 | 80 |
| 2003 | 80 |
| 2004 | 70 |
| 2005 | 93 |
| 2006 | 122 |
| 2007 | 113 |
| 2008 | 130 |
| 2009 | 145 |
| 2010 | 133 |
| 2011 | 158 |
| 2012 | 184 |
| 2013 | 176 |
| 2014 | 177 |
| 2015 | 183 |
| 2016 | 183 |
| 2017 | 190 |
| 2018 | 195 |
| 2019 | 228 |
| 2020 | 328 |
| 2021 | 359 |
| 2022 | 330 |
| 2023 | 297 |
| 2024 | 234 |
| 2025 | 3 |