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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1877 | 1 |
| 1904 | 1 |
| 1911 | 1 |
| 1915 | 5 |
| 1921 | 1 |
| 1926 | 3 |
| 1927 | 3 |
| 1928 | 2 |
| 1929 | 1 |
| 1930 | 2 |
| 1931 | 1 |
| 1932 | 1 |
| 1933 | 6 |
| 1934 | 2 |
| 1935 | 4 |
| 1936 | 2 |
| 1937 | 1 |
| 1938 | 3 |
| 1939 | 1 |
| 1940 | 1 |
| 1941 | 3 |
| 1942 | 4 |
| 1943 | 3 |
| 1944 | 4 |
| 1945 | 42 |
| 1946 | 129 |
| 1947 | 199 |
| 1948 | 277 |
| 1949 | 251 |
| 1950 | 389 |
| 1951 | 454 |
| 1952 | 445 |
| 1953 | 456 |
| 1954 | 522 |
| 1955 | 562 |
| 1956 | 538 |
| 1957 | 578 |
| 1958 | 555 |
| 1959 | 604 |
| 1960 | 684 |
| 1961 | 747 |
| 1962 | 851 |
| 1963 | 1228 |
| 1964 | 1669 |
| 1965 | 1294 |
| 1966 | 1347 |
| 1967 | 1523 |
| 1968 | 1758 |
| 1969 | 1894 |
| 1970 | 2019 |
| 1971 | 2311 |
| 1972 | 2286 |
| 1973 | 2764 |
| 1974 | 2872 |
| 1975 | 2944 |
| 1976 | 3037 |
| 1977 | 3094 |
| 1978 | 3402 |
| 1979 | 3613 |
| 1980 | 3545 |
| 1981 | 4014 |
| 1982 | 3999 |
| 1983 | 4493 |
| 1984 | 4816 |
| 1985 | 5186 |
| 1986 | 5024 |
| 1987 | 5564 |
| 1988 | 5333 |
| 1989 | 5767 |
| 1990 | 5748 |
| 1991 | 5715 |
| 1992 | 5896 |
| 1993 | 6188 |
| 1994 | 6208 |
| 1995 | 6005 |
| 1996 | 6165 |
| 1997 | 5996 |
| 1998 | 5695 |
| 1999 | 5477 |
| 2000 | 5885 |
| 2001 | 5918 |
| 2002 | 6327 |
| 2003 | 6611 |
| 2004 | 6698 |
| 2005 | 7182 |
| 2006 | 7331 |
| 2007 | 7825 |
| 2008 | 8013 |
| 2009 | 8264 |
| 2010 | 8905 |
| 2011 | 9792 |
| 2012 | 10323 |
| 2013 | 10719 |
| 2014 | 11033 |
| 2015 | 11142 |
| 2016 | 11098 |
| 2017 | 11207 |
| 2018 | 11163 |
| 2019 | 11709 |
| 2020 | 12572 |
| 2021 | 13252 |
| 2022 | 12433 |
| 2023 | 11764 |
| 2024 | 5029 |