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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1870 | 1 |
| 1878 | 1 |
| 1880 | 1 |
| 1911 | 1 |
| 1912 | 1 |
| 1913 | 1 |
| 1915 | 1 |
| 1917 | 1 |
| 1922 | 3 |
| 1923 | 1 |
| 1927 | 1 |
| 1929 | 1 |
| 1932 | 2 |
| 1936 | 1 |
| 1945 | 1 |
| 1946 | 3 |
| 1947 | 7 |
| 1948 | 2 |
| 1949 | 1 |
| 1950 | 5 |
| 1951 | 7 |
| 1952 | 11 |
| 1953 | 11 |
| 1954 | 16 |
| 1955 | 11 |
| 1956 | 11 |
| 1957 | 15 |
| 1958 | 26 |
| 1959 | 17 |
| 1960 | 16 |
| 1961 | 19 |
| 1962 | 29 |
| 1963 | 53 |
| 1964 | 53 |
| 1965 | 30 |
| 1966 | 14 |
| 1967 | 11 |
| 1968 | 17 |
| 1969 | 21 |
| 1970 | 31 |
| 1971 | 53 |
| 1972 | 41 |
| 1973 | 44 |
| 1974 | 52 |
| 1975 | 60 |
| 1976 | 49 |
| 1977 | 86 |
| 1978 | 65 |
| 1979 | 53 |
| 1980 | 54 |
| 1981 | 62 |
| 1982 | 61 |
| 1983 | 73 |
| 1984 | 76 |
| 1985 | 68 |
| 1986 | 56 |
| 1987 | 67 |
| 1988 | 59 |
| 1989 | 65 |
| 1990 | 97 |
| 1991 | 90 |
| 1992 | 106 |
| 1993 | 92 |
| 1994 | 98 |
| 1995 | 106 |
| 1996 | 99 |
| 1997 | 96 |
| 1998 | 97 |
| 1999 | 97 |
| 2000 | 97 |
| 2001 | 137 |
| 2002 | 142 |
| 2003 | 164 |
| 2004 | 186 |
| 2005 | 207 |
| 2006 | 208 |
| 2007 | 238 |
| 2008 | 221 |
| 2009 | 240 |
| 2010 | 306 |
| 2011 | 311 |
| 2012 | 310 |
| 2013 | 379 |
| 2014 | 448 |
| 2015 | 488 |
| 2016 | 496 |
| 2017 | 542 |
| 2018 | 593 |
| 2019 | 648 |
| 2020 | 813 |
| 2021 | 920 |
| 2022 | 891 |
| 2023 | 836 |
| 2024 | 320 |