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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1852 | 2 |
| 1853 | 1 |
| 1857 | 2 |
| 1858 | 2 |
| 1859 | 2 |
| 1864 | 2 |
| 1872 | 1 |
| 1873 | 1 |
| 1875 | 1 |
| 1876 | 1 |
| 1886 | 1 |
| 1887 | 2 |
| 1892 | 1 |
| 1893 | 1 |
| 1900 | 3 |
| 1901 | 1 |
| 1904 | 1 |
| 1906 | 1 |
| 1907 | 1 |
| 1909 | 1 |
| 1914 | 4 |
| 1917 | 1 |
| 1919 | 2 |
| 1922 | 1 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 1 |
| 1933 | 1 |
| 1934 | 1 |
| 1935 | 1 |
| 1941 | 1 |
| 1944 | 2 |
| 1945 | 1 |
| 1946 | 11 |
| 1947 | 6 |
| 1948 | 2 |
| 1949 | 1 |
| 1950 | 6 |
| 1951 | 7 |
| 1952 | 5 |
| 1953 | 5 |
| 1954 | 5 |
| 1955 | 2 |
| 1956 | 6 |
| 1957 | 3 |
| 1958 | 7 |
| 1959 | 9 |
| 1960 | 8 |
| 1961 | 6 |
| 1962 | 11 |
| 1963 | 9 |
| 1964 | 10 |
| 1965 | 19 |
| 1966 | 10 |
| 1967 | 14 |
| 1968 | 14 |
| 1969 | 20 |
| 1970 | 16 |
| 1971 | 16 |
| 1972 | 23 |
| 1973 | 25 |
| 1974 | 20 |
| 1975 | 23 |
| 1976 | 19 |
| 1977 | 31 |
| 1978 | 37 |
| 1979 | 29 |
| 1980 | 29 |
| 1981 | 25 |
| 1982 | 39 |
| 1983 | 44 |
| 1984 | 36 |
| 1985 | 51 |
| 1986 | 61 |
| 1987 | 138 |
| 1988 | 250 |
| 1989 | 259 |
| 1990 | 273 |
| 1991 | 209 |
| 1992 | 251 |
| 1993 | 239 |
| 1994 | 237 |
| 1995 | 271 |
| 1996 | 236 |
| 1997 | 241 |
| 1998 | 259 |
| 1999 | 205 |
| 2000 | 256 |
| 2001 | 256 |
| 2002 | 244 |
| 2003 | 294 |
| 2004 | 293 |
| 2005 | 307 |
| 2006 | 295 |
| 2007 | 337 |
| 2008 | 332 |
| 2009 | 365 |
| 2010 | 363 |
| 2011 | 422 |
| 2012 | 411 |
| 2013 | 499 |
| 2014 | 641 |
| 2015 | 851 |
| 2016 | 926 |
| 2017 | 1006 |
| 2018 | 1120 |
| 2019 | 1209 |
| 2020 | 1419 |
| 2021 | 1627 |
| 2022 | 1459 |
| 2023 | 1392 |
| 2024 | 644 |