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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1828 | 1 |
| 1830 | 1 |
| 1835 | 1 |
| 1842 | 5 |
| 1889 | 1 |
| 1897 | 1 |
| 1898 | 1 |
| 1909 | 1 |
| 1914 | 3 |
| 1919 | 1 |
| 1920 | 1 |
| 1922 | 1 |
| 1923 | 1 |
| 1925 | 2 |
| 1926 | 5 |
| 1927 | 1 |
| 1928 | 1 |
| 1929 | 2 |
| 1930 | 1 |
| 1931 | 2 |
| 1934 | 2 |
| 1939 | 1 |
| 1940 | 2 |
| 1941 | 2 |
| 1942 | 1 |
| 1945 | 1 |
| 1946 | 9 |
| 1947 | 2 |
| 1948 | 7 |
| 1949 | 4 |
| 1950 | 5 |
| 1951 | 7 |
| 1952 | 4 |
| 1953 | 3 |
| 1954 | 8 |
| 1955 | 6 |
| 1956 | 13 |
| 1957 | 7 |
| 1958 | 5 |
| 1959 | 7 |
| 1960 | 8 |
| 1961 | 5 |
| 1962 | 3 |
| 1963 | 4 |
| 1964 | 6 |
| 1965 | 6 |
| 1966 | 13 |
| 1967 | 7 |
| 1968 | 17 |
| 1969 | 15 |
| 1970 | 16 |
| 1971 | 17 |
| 1972 | 17 |
| 1973 | 13 |
| 1974 | 21 |
| 1975 | 19 |
| 1976 | 33 |
| 1977 | 27 |
| 1978 | 26 |
| 1979 | 28 |
| 1980 | 39 |
| 1981 | 26 |
| 1982 | 39 |
| 1983 | 51 |
| 1984 | 32 |
| 1985 | 62 |
| 1986 | 45 |
| 1987 | 62 |
| 1988 | 56 |
| 1989 | 56 |
| 1990 | 82 |
| 1991 | 64 |
| 1992 | 67 |
| 1993 | 84 |
| 1994 | 109 |
| 1995 | 97 |
| 1996 | 100 |
| 1997 | 110 |
| 1998 | 91 |
| 1999 | 83 |
| 2000 | 110 |
| 2001 | 133 |
| 2002 | 140 |
| 2003 | 153 |
| 2004 | 162 |
| 2005 | 185 |
| 2006 | 191 |
| 2007 | 185 |
| 2008 | 227 |
| 2009 | 225 |
| 2010 | 236 |
| 2011 | 247 |
| 2012 | 245 |
| 2013 | 278 |
| 2014 | 270 |
| 2015 | 274 |
| 2016 | 296 |
| 2017 | 307 |
| 2018 | 314 |
| 2019 | 298 |
| 2020 | 338 |
| 2021 | 372 |
| 2022 | 397 |
| 2023 | 344 |
| 2024 | 141 |