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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1801 | 1 |
| 1848 | 1 |
| 1876 | 1 |
| 1882 | 1 |
| 1888 | 1 |
| 1889 | 1 |
| 1891 | 1 |
| 1893 | 1 |
| 1895 | 1 |
| 1896 | 1 |
| 1916 | 1 |
| 1921 | 2 |
| 1922 | 1 |
| 1923 | 1 |
| 1925 | 1 |
| 1929 | 1 |
| 1931 | 2 |
| 1934 | 2 |
| 1935 | 3 |
| 1936 | 1 |
| 1937 | 1 |
| 1938 | 1 |
| 1939 | 1 |
| 1940 | 3 |
| 1941 | 2 |
| 1942 | 2 |
| 1945 | 1 |
| 1946 | 9 |
| 1947 | 18 |
| 1948 | 9 |
| 1949 | 7 |
| 1950 | 10 |
| 1951 | 9 |
| 1952 | 6 |
| 1953 | 17 |
| 1954 | 13 |
| 1955 | 12 |
| 1956 | 12 |
| 1957 | 20 |
| 1958 | 21 |
| 1959 | 20 |
| 1960 | 21 |
| 1961 | 10 |
| 1962 | 9 |
| 1963 | 12 |
| 1964 | 10 |
| 1965 | 22 |
| 1966 | 23 |
| 1967 | 20 |
| 1968 | 13 |
| 1969 | 14 |
| 1970 | 15 |
| 1971 | 11 |
| 1972 | 11 |
| 1973 | 10 |
| 1974 | 15 |
| 1975 | 20 |
| 1976 | 25 |
| 1977 | 18 |
| 1978 | 40 |
| 1979 | 35 |
| 1980 | 25 |
| 1981 | 45 |
| 1982 | 37 |
| 1983 | 50 |
| 1984 | 36 |
| 1985 | 30 |
| 1986 | 64 |
| 1987 | 113 |
| 1988 | 200 |
| 1989 | 251 |
| 1990 | 261 |
| 1991 | 310 |
| 1992 | 275 |
| 1993 | 264 |
| 1994 | 275 |
| 1995 | 301 |
| 1996 | 336 |
| 1997 | 323 |
| 1998 | 346 |
| 1999 | 368 |
| 2000 | 493 |
| 2001 | 521 |
| 2002 | 534 |
| 2003 | 632 |
| 2004 | 664 |
| 2005 | 718 |
| 2006 | 727 |
| 2007 | 807 |
| 2008 | 857 |
| 2009 | 801 |
| 2010 | 866 |
| 2011 | 940 |
| 2012 | 1059 |
| 2013 | 1221 |
| 2014 | 1665 |
| 2015 | 1998 |
| 2016 | 2307 |
| 2017 | 2428 |
| 2018 | 2620 |
| 2019 | 2606 |
| 2020 | 3099 |
| 2021 | 3224 |
| 2022 | 3123 |
| 2023 | 3059 |
| 2024 | 1213 |