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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1803 | 1 |
| 1835 | 1 |
| 1847 | 1 |
| 1872 | 2 |
| 1875 | 1 |
| 1880 | 1 |
| 1884 | 2 |
| 1886 | 2 |
| 1887 | 2 |
| 1890 | 1 |
| 1893 | 1 |
| 1895 | 1 |
| 1896 | 2 |
| 1897 | 2 |
| 1898 | 3 |
| 1899 | 1 |
| 1900 | 3 |
| 1901 | 3 |
| 1902 | 1 |
| 1904 | 2 |
| 1907 | 2 |
| 1908 | 1 |
| 1909 | 3 |
| 1910 | 3 |
| 1911 | 2 |
| 1912 | 2 |
| 1913 | 2 |
| 1914 | 3 |
| 1915 | 1 |
| 1916 | 2 |
| 1917 | 2 |
| 1918 | 1 |
| 1919 | 3 |
| 1920 | 3 |
| 1921 | 1 |
| 1922 | 1 |
| 1923 | 11 |
| 1924 | 5 |
| 1925 | 3 |
| 1926 | 2 |
| 1928 | 4 |
| 1929 | 3 |
| 1930 | 2 |
| 1931 | 3 |
| 1932 | 5 |
| 1933 | 1 |
| 1935 | 9 |
| 1936 | 5 |
| 1937 | 2 |
| 1938 | 6 |
| 1939 | 6 |
| 1940 | 3 |
| 1941 | 4 |
| 1942 | 5 |
| 1943 | 3 |
| 1944 | 1 |
| 1945 | 9 |
| 1946 | 63 |
| 1947 | 43 |
| 1948 | 52 |
| 1949 | 57 |
| 1950 | 72 |
| 1951 | 56 |
| 1952 | 72 |
| 1953 | 62 |
| 1954 | 65 |
| 1955 | 49 |
| 1956 | 68 |
| 1957 | 57 |
| 1958 | 50 |
| 1959 | 59 |
| 1960 | 60 |
| 1961 | 61 |
| 1962 | 72 |
| 1963 | 83 |
| 1964 | 112 |
| 1965 | 114 |
| 1966 | 108 |
| 1967 | 117 |
| 1968 | 144 |
| 1969 | 140 |
| 1970 | 161 |
| 1971 | 132 |
| 1972 | 160 |
| 1973 | 177 |
| 1974 | 163 |
| 1975 | 194 |
| 1976 | 203 |
| 1977 | 182 |
| 1978 | 217 |
| 1979 | 211 |
| 1980 | 230 |
| 1981 | 264 |
| 1982 | 238 |
| 1983 | 243 |
| 1984 | 249 |
| 1985 | 314 |
| 1986 | 299 |
| 1987 | 387 |
| 1988 | 360 |
| 1989 | 370 |
| 1990 | 470 |
| 1991 | 440 |
| 1992 | 434 |
| 1993 | 486 |
| 1994 | 476 |
| 1995 | 518 |
| 1996 | 505 |
| 1997 | 516 |
| 1998 | 450 |
| 1999 | 601 |
| 2000 | 572 |
| 2001 | 619 |
| 2002 | 621 |
| 2003 | 655 |
| 2004 | 752 |
| 2005 | 774 |
| 2006 | 802 |
| 2007 | 828 |
| 2008 | 903 |
| 2009 | 969 |
| 2010 | 946 |
| 2011 | 1112 |
| 2012 | 1153 |
| 2013 | 1195 |
| 2014 | 1308 |
| 2015 | 1389 |
| 2016 | 1418 |
| 2017 | 1405 |
| 2018 | 1484 |
| 2019 | 1468 |
| 2020 | 1764 |
| 2021 | 2066 |
| 2022 | 1895 |
| 2023 | 1807 |
| 2024 | 1801 |
| 2025 | 1687 |
| 2026 | 2 |