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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1871 | 1 |
| 1872 | 1 |
| 1873 | 1 |
| 1874 | 1 |
| 1882 | 1 |
| 1883 | 1 |
| 1884 | 1 |
| 1904 | 1 |
| 1907 | 1 |
| 1908 | 2 |
| 1911 | 1 |
| 1913 | 1 |
| 1914 | 1 |
| 1915 | 1 |
| 1917 | 2 |
| 1919 | 1 |
| 1922 | 2 |
| 1923 | 1 |
| 1925 | 4 |
| 1926 | 1 |
| 1928 | 2 |
| 1929 | 4 |
| 1930 | 2 |
| 1931 | 4 |
| 1932 | 3 |
| 1934 | 2 |
| 1935 | 1 |
| 1936 | 2 |
| 1943 | 2 |
| 1944 | 1 |
| 1945 | 2 |
| 1946 | 6 |
| 1947 | 3 |
| 1948 | 2 |
| 1949 | 2 |
| 1950 | 4 |
| 1951 | 4 |
| 1953 | 4 |
| 1954 | 11 |
| 1955 | 7 |
| 1956 | 6 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 3 |
| 1960 | 3 |
| 1961 | 2 |
| 1962 | 4 |
| 1963 | 2 |
| 1964 | 9 |
| 1965 | 6 |
| 1966 | 7 |
| 1967 | 13 |
| 1968 | 7 |
| 1969 | 12 |
| 1970 | 17 |
| 1971 | 27 |
| 1972 | 20 |
| 1973 | 17 |
| 1974 | 7 |
| 1975 | 11 |
| 1976 | 13 |
| 1977 | 9 |
| 1978 | 14 |
| 1979 | 17 |
| 1980 | 19 |
| 1981 | 19 |
| 1982 | 19 |
| 1983 | 13 |
| 1984 | 17 |
| 1985 | 23 |
| 1986 | 22 |
| 1987 | 20 |
| 1988 | 41 |
| 1989 | 38 |
| 1990 | 42 |
| 1991 | 35 |
| 1992 | 50 |
| 1993 | 45 |
| 1994 | 41 |
| 1995 | 32 |
| 1996 | 41 |
| 1997 | 53 |
| 1998 | 47 |
| 1999 | 56 |
| 2000 | 73 |
| 2001 | 47 |
| 2002 | 55 |
| 2003 | 54 |
| 2004 | 65 |
| 2005 | 66 |
| 2006 | 74 |
| 2007 | 70 |
| 2008 | 87 |
| 2009 | 78 |
| 2010 | 94 |
| 2011 | 114 |
| 2012 | 125 |
| 2013 | 108 |
| 2014 | 124 |
| 2015 | 124 |
| 2016 | 143 |
| 2017 | 141 |
| 2018 | 162 |
| 2019 | 203 |
| 2020 | 208 |
| 2021 | 224 |
| 2022 | 242 |
| 2023 | 17 |