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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1814 | 1 |
| 1872 | 1 |
| 1873 | 1 |
| 1877 | 1 |
| 1881 | 1 |
| 1896 | 2 |
| 1898 | 2 |
| 1900 | 1 |
| 1909 | 1 |
| 1911 | 1 |
| 1913 | 2 |
| 1914 | 1 |
| 1916 | 1 |
| 1917 | 1 |
| 1919 | 2 |
| 1923 | 1 |
| 1924 | 2 |
| 1926 | 3 |
| 1927 | 3 |
| 1928 | 3 |
| 1929 | 3 |
| 1930 | 7 |
| 1931 | 4 |
| 1932 | 3 |
| 1933 | 1 |
| 1934 | 4 |
| 1935 | 1 |
| 1937 | 1 |
| 1938 | 3 |
| 1940 | 1 |
| 1942 | 1 |
| 1943 | 2 |
| 1944 | 3 |
| 1945 | 4 |
| 1946 | 10 |
| 1947 | 11 |
| 1948 | 17 |
| 1949 | 9 |
| 1950 | 6 |
| 1951 | 18 |
| 1952 | 15 |
| 1953 | 18 |
| 1954 | 20 |
| 1955 | 26 |
| 1956 | 14 |
| 1957 | 18 |
| 1958 | 21 |
| 1959 | 24 |
| 1960 | 18 |
| 1961 | 22 |
| 1962 | 23 |
| 1963 | 29 |
| 1964 | 59 |
| 1965 | 25 |
| 1966 | 31 |
| 1967 | 29 |
| 1968 | 43 |
| 1969 | 30 |
| 1970 | 35 |
| 1971 | 32 |
| 1972 | 35 |
| 1973 | 33 |
| 1974 | 46 |
| 1975 | 37 |
| 1976 | 42 |
| 1977 | 60 |
| 1978 | 54 |
| 1979 | 60 |
| 1980 | 56 |
| 1981 | 50 |
| 1982 | 53 |
| 1983 | 40 |
| 1984 | 47 |
| 1985 | 45 |
| 1986 | 52 |
| 1987 | 58 |
| 1988 | 59 |
| 1989 | 72 |
| 1990 | 72 |
| 1991 | 80 |
| 1992 | 70 |
| 1993 | 82 |
| 1994 | 68 |
| 1995 | 68 |
| 1996 | 85 |
| 1997 | 98 |
| 1998 | 94 |
| 1999 | 118 |
| 2000 | 142 |
| 2001 | 183 |
| 2002 | 205 |
| 2003 | 246 |
| 2004 | 236 |
| 2005 | 292 |
| 2006 | 299 |
| 2007 | 275 |
| 2008 | 315 |
| 2009 | 303 |
| 2010 | 314 |
| 2011 | 312 |
| 2012 | 305 |
| 2013 | 346 |
| 2014 | 472 |
| 2015 | 611 |
| 2016 | 636 |
| 2017 | 638 |
| 2018 | 909 |
| 2019 | 1014 |
| 2020 | 1439 |
| 2021 | 1597 |
| 2022 | 1743 |
| 2023 | 1571 |
| 2024 | 1484 |
| 2025 | 760 |