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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1813 | 1 |
| 1814 | 2 |
| 1820 | 1 |
| 1891 | 1 |
| 1895 | 1 |
| 1896 | 1 |
| 1911 | 2 |
| 1912 | 2 |
| 1913 | 2 |
| 1915 | 2 |
| 1917 | 2 |
| 1918 | 1 |
| 1925 | 1 |
| 1926 | 2 |
| 1927 | 3 |
| 1928 | 1 |
| 1929 | 1 |
| 1931 | 1 |
| 1933 | 3 |
| 1934 | 3 |
| 1936 | 1 |
| 1937 | 3 |
| 1938 | 1 |
| 1939 | 4 |
| 1945 | 2 |
| 1946 | 6 |
| 1947 | 8 |
| 1948 | 12 |
| 1949 | 6 |
| 1950 | 18 |
| 1951 | 16 |
| 1952 | 17 |
| 1953 | 12 |
| 1954 | 14 |
| 1955 | 10 |
| 1956 | 4 |
| 1957 | 11 |
| 1958 | 16 |
| 1959 | 8 |
| 1960 | 16 |
| 1961 | 8 |
| 1962 | 12 |
| 1963 | 16 |
| 1964 | 16 |
| 1965 | 17 |
| 1966 | 22 |
| 1967 | 20 |
| 1968 | 20 |
| 1969 | 28 |
| 1970 | 26 |
| 1971 | 32 |
| 1972 | 29 |
| 1973 | 29 |
| 1974 | 40 |
| 1975 | 54 |
| 1976 | 52 |
| 1977 | 40 |
| 1978 | 48 |
| 1979 | 51 |
| 1980 | 53 |
| 1981 | 49 |
| 1982 | 51 |
| 1983 | 74 |
| 1984 | 70 |
| 1985 | 77 |
| 1986 | 81 |
| 1987 | 88 |
| 1988 | 90 |
| 1989 | 97 |
| 1990 | 100 |
| 1991 | 87 |
| 1992 | 111 |
| 1993 | 118 |
| 1994 | 111 |
| 1995 | 111 |
| 1996 | 131 |
| 1997 | 102 |
| 1998 | 124 |
| 1999 | 147 |
| 2000 | 148 |
| 2001 | 154 |
| 2002 | 167 |
| 2003 | 175 |
| 2004 | 180 |
| 2005 | 191 |
| 2006 | 246 |
| 2007 | 235 |
| 2008 | 278 |
| 2009 | 326 |
| 2010 | 348 |
| 2011 | 372 |
| 2012 | 413 |
| 2013 | 499 |
| 2014 | 650 |
| 2015 | 807 |
| 2016 | 887 |
| 2017 | 858 |
| 2018 | 942 |
| 2019 | 1041 |
| 2020 | 1233 |
| 2021 | 1435 |
| 2022 | 1276 |
| 2023 | 1243 |
| 2024 | 1140 |
| 2025 | 301 |