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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1864 | 1 |
| 1866 | 1 |
| 1872 | 1 |
| 1873 | 1 |
| 1876 | 1 |
| 1887 | 1 |
| 1889 | 1 |
| 1890 | 1 |
| 1900 | 1 |
| 1901 | 1 |
| 1912 | 1 |
| 1914 | 1 |
| 1915 | 1 |
| 1918 | 1 |
| 1921 | 1 |
| 1924 | 2 |
| 1926 | 1 |
| 1927 | 3 |
| 1928 | 2 |
| 1929 | 2 |
| 1931 | 2 |
| 1932 | 3 |
| 1933 | 1 |
| 1934 | 2 |
| 1936 | 1 |
| 1937 | 1 |
| 1938 | 2 |
| 1941 | 1 |
| 1942 | 1 |
| 1944 | 2 |
| 1945 | 1 |
| 1946 | 4 |
| 1947 | 1 |
| 1948 | 4 |
| 1949 | 3 |
| 1950 | 4 |
| 1951 | 1 |
| 1952 | 1 |
| 1954 | 2 |
| 1955 | 1 |
| 1956 | 9 |
| 1957 | 6 |
| 1958 | 6 |
| 1959 | 6 |
| 1960 | 7 |
| 1961 | 7 |
| 1962 | 6 |
| 1963 | 5 |
| 1964 | 10 |
| 1965 | 8 |
| 1966 | 14 |
| 1967 | 9 |
| 1968 | 9 |
| 1969 | 15 |
| 1970 | 8 |
| 1971 | 13 |
| 1972 | 20 |
| 1973 | 29 |
| 1974 | 32 |
| 1975 | 32 |
| 1976 | 23 |
| 1977 | 29 |
| 1978 | 18 |
| 1979 | 24 |
| 1980 | 23 |
| 1981 | 24 |
| 1982 | 23 |
| 1983 | 26 |
| 1984 | 30 |
| 1985 | 39 |
| 1986 | 26 |
| 1987 | 31 |
| 1988 | 52 |
| 1989 | 48 |
| 1990 | 56 |
| 1991 | 46 |
| 1992 | 56 |
| 1993 | 58 |
| 1994 | 58 |
| 1995 | 54 |
| 1996 | 52 |
| 1997 | 50 |
| 1998 | 45 |
| 1999 | 49 |
| 2000 | 53 |
| 2001 | 83 |
| 2002 | 77 |
| 2003 | 76 |
| 2004 | 71 |
| 2005 | 122 |
| 2006 | 142 |
| 2007 | 147 |
| 2008 | 135 |
| 2009 | 115 |
| 2010 | 132 |
| 2011 | 137 |
| 2012 | 172 |
| 2013 | 134 |
| 2014 | 163 |
| 2015 | 165 |
| 2016 | 189 |
| 2017 | 216 |
| 2018 | 183 |
| 2019 | 199 |
| 2020 | 250 |
| 2021 | 299 |
| 2022 | 265 |
| 2023 | 238 |
| 2024 | 120 |