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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1803 | 1 |
| 1817 | 1 |
| 1828 | 1 |
| 1859 | 1 |
| 1872 | 1 |
| 1886 | 3 |
| 1887 | 2 |
| 1889 | 1 |
| 1892 | 1 |
| 1895 | 1 |
| 1906 | 1 |
| 1920 | 1 |
| 1922 | 1 |
| 1923 | 1 |
| 1927 | 1 |
| 1928 | 1 |
| 1929 | 3 |
| 1931 | 1 |
| 1933 | 2 |
| 1934 | 2 |
| 1942 | 1 |
| 1946 | 3 |
| 1947 | 5 |
| 1948 | 8 |
| 1949 | 1 |
| 1950 | 12 |
| 1951 | 18 |
| 1952 | 4 |
| 1953 | 14 |
| 1954 | 9 |
| 1955 | 19 |
| 1956 | 11 |
| 1957 | 8 |
| 1958 | 8 |
| 1959 | 21 |
| 1960 | 3 |
| 1961 | 8 |
| 1962 | 10 |
| 1963 | 11 |
| 1964 | 17 |
| 1965 | 15 |
| 1966 | 18 |
| 1967 | 25 |
| 1968 | 25 |
| 1969 | 17 |
| 1970 | 23 |
| 1971 | 34 |
| 1972 | 25 |
| 1973 | 37 |
| 1974 | 53 |
| 1975 | 39 |
| 1976 | 40 |
| 1977 | 48 |
| 1978 | 52 |
| 1979 | 41 |
| 1980 | 43 |
| 1981 | 46 |
| 1982 | 40 |
| 1983 | 35 |
| 1984 | 59 |
| 1985 | 41 |
| 1986 | 49 |
| 1987 | 56 |
| 1988 | 67 |
| 1989 | 99 |
| 1990 | 90 |
| 1991 | 100 |
| 1992 | 107 |
| 1993 | 107 |
| 1994 | 124 |
| 1995 | 107 |
| 1996 | 122 |
| 1997 | 146 |
| 1998 | 158 |
| 1999 | 232 |
| 2000 | 301 |
| 2001 | 360 |
| 2002 | 417 |
| 2003 | 547 |
| 2004 | 648 |
| 2005 | 701 |
| 2006 | 788 |
| 2007 | 813 |
| 2008 | 835 |
| 2009 | 937 |
| 2010 | 1053 |
| 2011 | 1189 |
| 2012 | 1123 |
| 2013 | 1215 |
| 2014 | 1698 |
| 2015 | 2281 |
| 2016 | 2259 |
| 2017 | 2217 |
| 2018 | 2320 |
| 2019 | 2411 |
| 2020 | 2563 |
| 2021 | 2783 |
| 2022 | 2573 |
| 2023 | 2501 |
| 2024 | 2595 |
| 2025 | 1138 |