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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1866 | 1 |
| 1880 | 1 |
| 1896 | 1 |
| 1924 | 1 |
| 1927 | 1 |
| 1929 | 1 |
| 1930 | 1 |
| 1933 | 1 |
| 1939 | 2 |
| 1940 | 3 |
| 1941 | 5 |
| 1942 | 1 |
| 1943 | 1 |
| 1944 | 1 |
| 1946 | 1 |
| 1948 | 1 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 3 |
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 1 |
| 1956 | 1 |
| 1957 | 3 |
| 1958 | 3 |
| 1959 | 3 |
| 1960 | 7 |
| 1961 | 8 |
| 1962 | 14 |
| 1963 | 27 |
| 1964 | 29 |
| 1965 | 51 |
| 1966 | 31 |
| 1967 | 53 |
| 1968 | 44 |
| 1969 | 38 |
| 1970 | 56 |
| 1971 | 60 |
| 1972 | 59 |
| 1973 | 60 |
| 1974 | 72 |
| 1975 | 69 |
| 1976 | 73 |
| 1977 | 59 |
| 1978 | 71 |
| 1979 | 72 |
| 1980 | 90 |
| 1981 | 87 |
| 1982 | 66 |
| 1983 | 71 |
| 1984 | 70 |
| 1985 | 77 |
| 1986 | 95 |
| 1987 | 84 |
| 1988 | 73 |
| 1989 | 94 |
| 1990 | 97 |
| 1991 | 92 |
| 1992 | 95 |
| 1993 | 95 |
| 1994 | 96 |
| 1995 | 108 |
| 1996 | 96 |
| 1997 | 107 |
| 1998 | 83 |
| 1999 | 130 |
| 2000 | 139 |
| 2001 | 163 |
| 2002 | 179 |
| 2003 | 184 |
| 2004 | 206 |
| 2005 | 294 |
| 2006 | 315 |
| 2007 | 340 |
| 2008 | 402 |
| 2009 | 421 |
| 2010 | 503 |
| 2011 | 557 |
| 2012 | 610 |
| 2013 | 758 |
| 2014 | 753 |
| 2015 | 787 |
| 2016 | 799 |
| 2017 | 834 |
| 2018 | 891 |
| 2019 | 979 |
| 2020 | 1186 |
| 2021 | 1408 |
| 2022 | 1428 |
| 2023 | 1319 |
| 2024 | 477 |