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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1831 | 2 |
| 1863 | 1 |
| 1869 | 2 |
| 1870 | 1 |
| 1877 | 1 |
| 1888 | 1 |
| 1892 | 2 |
| 1897 | 1 |
| 1903 | 1 |
| 1913 | 1 |
| 1919 | 1 |
| 1920 | 1 |
| 1921 | 1 |
| 1930 | 2 |
| 1931 | 2 |
| 1933 | 1 |
| 1937 | 1 |
| 1946 | 1 |
| 1947 | 1 |
| 1948 | 3 |
| 1951 | 2 |
| 1952 | 2 |
| 1953 | 1 |
| 1954 | 6 |
| 1955 | 1 |
| 1956 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 2 |
| 1960 | 1 |
| 1961 | 2 |
| 1962 | 4 |
| 1963 | 4 |
| 1964 | 10 |
| 1965 | 7 |
| 1966 | 8 |
| 1967 | 3 |
| 1968 | 1 |
| 1969 | 1 |
| 1970 | 2 |
| 1971 | 3 |
| 1972 | 3 |
| 1973 | 2 |
| 1974 | 6 |
| 1975 | 10 |
| 1976 | 6 |
| 1977 | 7 |
| 1978 | 8 |
| 1979 | 7 |
| 1980 | 11 |
| 1981 | 8 |
| 1982 | 13 |
| 1983 | 21 |
| 1984 | 17 |
| 1985 | 13 |
| 1986 | 18 |
| 1987 | 53 |
| 1988 | 72 |
| 1989 | 116 |
| 1990 | 122 |
| 1991 | 152 |
| 1992 | 182 |
| 1993 | 131 |
| 1994 | 164 |
| 1995 | 174 |
| 1996 | 167 |
| 1997 | 201 |
| 1998 | 261 |
| 1999 | 262 |
| 2000 | 288 |
| 2001 | 410 |
| 2002 | 444 |
| 2003 | 461 |
| 2004 | 551 |
| 2005 | 625 |
| 2006 | 722 |
| 2007 | 789 |
| 2008 | 859 |
| 2009 | 796 |
| 2010 | 894 |
| 2011 | 936 |
| 2012 | 1016 |
| 2013 | 1121 |
| 2014 | 1623 |
| 2015 | 2139 |
| 2016 | 2148 |
| 2017 | 2193 |
| 2018 | 2274 |
| 2019 | 2405 |
| 2020 | 2424 |
| 2021 | 2640 |
| 2022 | 2445 |
| 2023 | 2162 |
| 2024 | 20 |