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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1853 | 3 |
| 1861 | 1 |
| 1862 | 2 |
| 1864 | 1 |
| 1865 | 1 |
| 1868 | 1 |
| 1871 | 1 |
| 1874 | 1 |
| 1878 | 1 |
| 1881 | 1 |
| 1907 | 1 |
| 1916 | 1 |
| 1919 | 1 |
| 1921 | 1 |
| 1927 | 2 |
| 1934 | 1 |
| 1940 | 1 |
| 1941 | 2 |
| 1942 | 1 |
| 1943 | 2 |
| 1944 | 2 |
| 1945 | 5 |
| 1946 | 17 |
| 1947 | 9 |
| 1948 | 11 |
| 1949 | 4 |
| 1950 | 13 |
| 1951 | 7 |
| 1952 | 8 |
| 1953 | 8 |
| 1954 | 12 |
| 1955 | 9 |
| 1956 | 6 |
| 1957 | 5 |
| 1958 | 8 |
| 1959 | 15 |
| 1960 | 18 |
| 1961 | 13 |
| 1962 | 22 |
| 1963 | 20 |
| 1964 | 31 |
| 1965 | 37 |
| 1966 | 28 |
| 1967 | 29 |
| 1968 | 32 |
| 1969 | 48 |
| 1970 | 54 |
| 1971 | 57 |
| 1972 | 57 |
| 1973 | 50 |
| 1974 | 44 |
| 1975 | 37 |
| 1976 | 52 |
| 1977 | 47 |
| 1978 | 48 |
| 1979 | 39 |
| 1980 | 51 |
| 1981 | 39 |
| 1982 | 54 |
| 1983 | 80 |
| 1984 | 59 |
| 1985 | 66 |
| 1986 | 91 |
| 1987 | 99 |
| 1988 | 118 |
| 1989 | 112 |
| 1990 | 134 |
| 1991 | 122 |
| 1992 | 122 |
| 1993 | 120 |
| 1994 | 142 |
| 1995 | 129 |
| 1996 | 126 |
| 1997 | 89 |
| 1998 | 121 |
| 1999 | 106 |
| 2000 | 106 |
| 2001 | 131 |
| 2002 | 139 |
| 2003 | 122 |
| 2004 | 179 |
| 2005 | 198 |
| 2006 | 170 |
| 2007 | 174 |
| 2008 | 180 |
| 2009 | 223 |
| 2010 | 230 |
| 2011 | 275 |
| 2012 | 272 |
| 2013 | 255 |
| 2014 | 251 |
| 2015 | 254 |
| 2016 | 267 |
| 2017 | 262 |
| 2018 | 240 |
| 2019 | 265 |
| 2020 | 275 |
| 2021 | 295 |
| 2022 | 257 |
| 2023 | 272 |
| 2024 | 248 |
| 2025 | 2 |