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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1797 | 3 |
| 1814 | 1 |
| 1847 | 1 |
| 1848 | 1 |
| 1853 | 2 |
| 1856 | 1 |
| 1859 | 2 |
| 1878 | 1 |
| 1887 | 1 |
| 1888 | 1 |
| 1889 | 2 |
| 1891 | 1 |
| 1892 | 1 |
| 1893 | 1 |
| 1897 | 2 |
| 1898 | 1 |
| 1903 | 2 |
| 1906 | 1 |
| 1913 | 1 |
| 1914 | 4 |
| 1916 | 1 |
| 1917 | 1 |
| 1920 | 1 |
| 1925 | 1 |
| 1926 | 1 |
| 1928 | 2 |
| 1930 | 1 |
| 1931 | 1 |
| 1933 | 1 |
| 1934 | 2 |
| 1935 | 2 |
| 1936 | 2 |
| 1943 | 1 |
| 1944 | 1 |
| 1945 | 4 |
| 1946 | 13 |
| 1947 | 11 |
| 1948 | 14 |
| 1949 | 20 |
| 1950 | 18 |
| 1951 | 7 |
| 1952 | 8 |
| 1953 | 12 |
| 1954 | 14 |
| 1955 | 15 |
| 1956 | 12 |
| 1957 | 17 |
| 1958 | 7 |
| 1959 | 18 |
| 1960 | 17 |
| 1961 | 19 |
| 1962 | 14 |
| 1963 | 27 |
| 1964 | 23 |
| 1965 | 32 |
| 1966 | 24 |
| 1967 | 31 |
| 1968 | 53 |
| 1969 | 51 |
| 1970 | 50 |
| 1971 | 48 |
| 1972 | 48 |
| 1973 | 48 |
| 1974 | 43 |
| 1975 | 58 |
| 1976 | 78 |
| 1977 | 68 |
| 1978 | 76 |
| 1979 | 71 |
| 1980 | 64 |
| 1981 | 73 |
| 1982 | 74 |
| 1983 | 74 |
| 1984 | 91 |
| 1985 | 103 |
| 1986 | 83 |
| 1987 | 97 |
| 1988 | 92 |
| 1989 | 96 |
| 1990 | 112 |
| 1991 | 120 |
| 1992 | 102 |
| 1993 | 90 |
| 1994 | 103 |
| 1995 | 126 |
| 1996 | 109 |
| 1997 | 128 |
| 1998 | 130 |
| 1999 | 128 |
| 2000 | 115 |
| 2001 | 151 |
| 2002 | 144 |
| 2003 | 167 |
| 2004 | 201 |
| 2005 | 188 |
| 2006 | 201 |
| 2007 | 177 |
| 2008 | 216 |
| 2009 | 207 |
| 2010 | 261 |
| 2011 | 299 |
| 2012 | 296 |
| 2013 | 322 |
| 2014 | 325 |
| 2015 | 315 |
| 2016 | 297 |
| 2017 | 301 |
| 2018 | 314 |
| 2019 | 331 |
| 2020 | 398 |
| 2021 | 471 |
| 2022 | 447 |
| 2023 | 411 |
| 2024 | 362 |
| 2025 | 351 |
| 2026 | 20 |