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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1880 | 1 |
| 1881 | 1 |
| 1890 | 5 |
| 1891 | 1 |
| 1892 | 3 |
| 1894 | 1 |
| 1896 | 1 |
| 1897 | 1 |
| 1899 | 1 |
| 1913 | 1 |
| 1917 | 1 |
| 1918 | 1 |
| 1922 | 1 |
| 1923 | 1 |
| 1924 | 1 |
| 1925 | 1 |
| 1927 | 1 |
| 1930 | 2 |
| 1932 | 1 |
| 1940 | 1 |
| 1941 | 2 |
| 1944 | 1 |
| 1945 | 1 |
| 1946 | 7 |
| 1947 | 13 |
| 1948 | 9 |
| 1949 | 11 |
| 1950 | 15 |
| 1951 | 14 |
| 1952 | 16 |
| 1953 | 10 |
| 1954 | 9 |
| 1955 | 12 |
| 1956 | 9 |
| 1957 | 10 |
| 1958 | 15 |
| 1959 | 9 |
| 1960 | 13 |
| 1961 | 9 |
| 1962 | 11 |
| 1963 | 13 |
| 1964 | 15 |
| 1965 | 14 |
| 1966 | 13 |
| 1967 | 5 |
| 1968 | 3 |
| 1969 | 12 |
| 1970 | 9 |
| 1971 | 7 |
| 1972 | 5 |
| 1973 | 11 |
| 1974 | 12 |
| 1975 | 18 |
| 1976 | 18 |
| 1977 | 26 |
| 1978 | 14 |
| 1979 | 20 |
| 1980 | 16 |
| 1981 | 16 |
| 1982 | 18 |
| 1983 | 22 |
| 1984 | 21 |
| 1985 | 29 |
| 1986 | 23 |
| 1987 | 28 |
| 1988 | 25 |
| 1989 | 18 |
| 1990 | 18 |
| 1991 | 32 |
| 1992 | 35 |
| 1993 | 33 |
| 1994 | 39 |
| 1995 | 34 |
| 1996 | 29 |
| 1997 | 29 |
| 1998 | 37 |
| 1999 | 29 |
| 2000 | 38 |
| 2001 | 43 |
| 2002 | 47 |
| 2003 | 38 |
| 2004 | 58 |
| 2005 | 64 |
| 2006 | 58 |
| 2007 | 69 |
| 2008 | 57 |
| 2009 | 73 |
| 2010 | 88 |
| 2011 | 75 |
| 2012 | 73 |
| 2013 | 77 |
| 2014 | 118 |
| 2015 | 134 |
| 2016 | 121 |
| 2017 | 138 |
| 2018 | 116 |
| 2019 | 132 |
| 2020 | 145 |
| 2021 | 166 |
| 2022 | 177 |
| 2023 | 172 |
| 2024 | 191 |
| 2025 | 187 |
| 2026 | 54 |
| 2028 | 1 |