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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1814 | 1 |
| 1830 | 1 |
| 1841 | 1 |
| 1844 | 1 |
| 1847 | 3 |
| 1848 | 1 |
| 1849 | 1 |
| 1852 | 1 |
| 1854 | 2 |
| 1856 | 1 |
| 1857 | 1 |
| 1862 | 1 |
| 1864 | 1 |
| 1874 | 3 |
| 1887 | 1 |
| 1900 | 1 |
| 1924 | 1 |
| 1925 | 2 |
| 1926 | 1 |
| 1931 | 1 |
| 1932 | 2 |
| 1933 | 1 |
| 1935 | 4 |
| 1936 | 2 |
| 1937 | 1 |
| 1938 | 1 |
| 1939 | 3 |
| 1940 | 2 |
| 1941 | 2 |
| 1942 | 4 |
| 1944 | 5 |
| 1945 | 3 |
| 1946 | 14 |
| 1947 | 17 |
| 1948 | 21 |
| 1949 | 14 |
| 1950 | 21 |
| 1951 | 22 |
| 1952 | 22 |
| 1953 | 27 |
| 1954 | 28 |
| 1955 | 28 |
| 1956 | 28 |
| 1957 | 25 |
| 1958 | 26 |
| 1959 | 24 |
| 1960 | 34 |
| 1961 | 37 |
| 1962 | 29 |
| 1963 | 31 |
| 1964 | 42 |
| 1965 | 35 |
| 1966 | 41 |
| 1967 | 58 |
| 1968 | 57 |
| 1969 | 65 |
| 1970 | 58 |
| 1971 | 61 |
| 1972 | 50 |
| 1973 | 61 |
| 1974 | 53 |
| 1975 | 65 |
| 1976 | 49 |
| 1977 | 89 |
| 1978 | 83 |
| 1979 | 74 |
| 1980 | 87 |
| 1981 | 98 |
| 1982 | 116 |
| 1983 | 113 |
| 1984 | 120 |
| 1985 | 127 |
| 1986 | 117 |
| 1987 | 149 |
| 1988 | 144 |
| 1989 | 164 |
| 1990 | 171 |
| 1991 | 150 |
| 1992 | 157 |
| 1993 | 171 |
| 1994 | 180 |
| 1995 | 189 |
| 1996 | 204 |
| 1997 | 198 |
| 1998 | 212 |
| 1999 | 254 |
| 2000 | 272 |
| 2001 | 285 |
| 2002 | 259 |
| 2003 | 310 |
| 2004 | 350 |
| 2005 | 432 |
| 2006 | 480 |
| 2007 | 528 |
| 2008 | 573 |
| 2009 | 594 |
| 2010 | 675 |
| 2011 | 675 |
| 2012 | 737 |
| 2013 | 800 |
| 2014 | 841 |
| 2015 | 907 |
| 2016 | 896 |
| 2017 | 890 |
| 2018 | 935 |
| 2019 | 970 |
| 2020 | 1070 |
| 2021 | 1146 |
| 2022 | 983 |
| 2023 | 907 |
| 2024 | 373 |