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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1824 | 1 |
| 1826 | 2 |
| 1827 | 1 |
| 1831 | 1 |
| 1832 | 1 |
| 1844 | 1 |
| 1847 | 1 |
| 1858 | 2 |
| 1867 | 1 |
| 1874 | 1 |
| 1878 | 1 |
| 1882 | 1 |
| 1883 | 1 |
| 1885 | 1 |
| 1893 | 1 |
| 1910 | 1 |
| 1913 | 1 |
| 1914 | 1 |
| 1922 | 1 |
| 1923 | 1 |
| 1927 | 3 |
| 1928 | 2 |
| 1931 | 2 |
| 1933 | 1 |
| 1935 | 1 |
| 1937 | 2 |
| 1938 | 1 |
| 1939 | 2 |
| 1940 | 2 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 1 |
| 1944 | 1 |
| 1945 | 11 |
| 1946 | 29 |
| 1947 | 27 |
| 1948 | 30 |
| 1949 | 21 |
| 1950 | 33 |
| 1951 | 37 |
| 1952 | 32 |
| 1953 | 37 |
| 1954 | 30 |
| 1955 | 33 |
| 1956 | 30 |
| 1957 | 45 |
| 1958 | 44 |
| 1959 | 62 |
| 1960 | 46 |
| 1961 | 32 |
| 1962 | 50 |
| 1963 | 60 |
| 1964 | 91 |
| 1965 | 79 |
| 1966 | 78 |
| 1967 | 102 |
| 1968 | 99 |
| 1969 | 98 |
| 1970 | 104 |
| 1971 | 119 |
| 1972 | 104 |
| 1973 | 87 |
| 1974 | 94 |
| 1975 | 89 |
| 1976 | 83 |
| 1977 | 84 |
| 1978 | 85 |
| 1979 | 121 |
| 1980 | 107 |
| 1981 | 86 |
| 1982 | 109 |
| 1983 | 115 |
| 1984 | 122 |
| 1985 | 119 |
| 1986 | 120 |
| 1987 | 117 |
| 1988 | 116 |
| 1989 | 140 |
| 1990 | 138 |
| 1991 | 117 |
| 1992 | 123 |
| 1993 | 142 |
| 1994 | 159 |
| 1995 | 146 |
| 1996 | 142 |
| 1997 | 157 |
| 1998 | 177 |
| 1999 | 179 |
| 2000 | 200 |
| 2001 | 188 |
| 2002 | 195 |
| 2003 | 212 |
| 2004 | 272 |
| 2005 | 268 |
| 2006 | 304 |
| 2007 | 305 |
| 2008 | 332 |
| 2009 | 308 |
| 2010 | 328 |
| 2011 | 408 |
| 2012 | 361 |
| 2013 | 388 |
| 2014 | 396 |
| 2015 | 382 |
| 2016 | 408 |
| 2017 | 376 |
| 2018 | 372 |
| 2019 | 429 |
| 2020 | 456 |
| 2021 | 479 |
| 2022 | 442 |
| 2023 | 390 |
| 2024 | 367 |
| 2025 | 2 |