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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1818 | 1 |
| 1819 | 2 |
| 1820 | 3 |
| 1843 | 2 |
| 1845 | 1 |
| 1863 | 1 |
| 1873 | 1 |
| 1882 | 2 |
| 1905 | 1 |
| 1909 | 3 |
| 1910 | 1 |
| 1911 | 1 |
| 1913 | 1 |
| 1914 | 1 |
| 1915 | 2 |
| 1920 | 1 |
| 1924 | 2 |
| 1925 | 9 |
| 1926 | 4 |
| 1927 | 2 |
| 1928 | 2 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 5 |
| 1933 | 3 |
| 1934 | 6 |
| 1935 | 3 |
| 1936 | 5 |
| 1937 | 6 |
| 1938 | 3 |
| 1939 | 1 |
| 1940 | 1 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 1 |
| 1944 | 1 |
| 1948 | 1 |
| 1952 | 2 |
| 1953 | 3 |
| 1958 | 1 |
| 1963 | 1 |
| 1964 | 3 |
| 1965 | 1 |
| 1966 | 1 |
| 1967 | 2 |
| 1968 | 2 |
| 1970 | 1 |
| 1971 | 2 |
| 1972 | 2 |
| 1974 | 1 |
| 1975 | 16 |
| 1976 | 19 |
| 1977 | 13 |
| 1978 | 14 |
| 1979 | 18 |
| 1980 | 32 |
| 1981 | 44 |
| 1982 | 27 |
| 1983 | 37 |
| 1984 | 51 |
| 1985 | 48 |
| 1986 | 59 |
| 1987 | 55 |
| 1988 | 75 |
| 1989 | 67 |
| 1990 | 69 |
| 1991 | 78 |
| 1992 | 87 |
| 1993 | 97 |
| 1994 | 110 |
| 1995 | 118 |
| 1996 | 132 |
| 1997 | 138 |
| 1998 | 149 |
| 1999 | 161 |
| 2000 | 231 |
| 2001 | 179 |
| 2002 | 200 |
| 2003 | 244 |
| 2004 | 271 |
| 2005 | 280 |
| 2006 | 355 |
| 2007 | 357 |
| 2008 | 421 |
| 2009 | 484 |
| 2010 | 529 |
| 2011 | 597 |
| 2012 | 694 |
| 2013 | 970 |
| 2014 | 1563 |
| 2015 | 1927 |
| 2016 | 2102 |
| 2017 | 2159 |
| 2018 | 2551 |
| 2019 | 2565 |
| 2020 | 2989 |
| 2021 | 3421 |
| 2022 | 3135 |
| 2023 | 2960 |
| 2024 | 2923 |
| 2025 | 17 |