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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1823 | 1 |
| 1876 | 1 |
| 1884 | 1 |
| 1904 | 1 |
| 1921 | 1 |
| 1923 | 3 |
| 1924 | 1 |
| 1928 | 1 |
| 1931 | 1 |
| 1932 | 1 |
| 1933 | 1 |
| 1935 | 1 |
| 1937 | 2 |
| 1938 | 1 |
| 1939 | 3 |
| 1946 | 3 |
| 1947 | 8 |
| 1948 | 24 |
| 1949 | 6 |
| 1950 | 19 |
| 1951 | 27 |
| 1952 | 27 |
| 1953 | 34 |
| 1954 | 36 |
| 1955 | 25 |
| 1956 | 24 |
| 1957 | 38 |
| 1958 | 34 |
| 1959 | 23 |
| 1960 | 29 |
| 1961 | 40 |
| 1962 | 35 |
| 1963 | 49 |
| 1964 | 36 |
| 1965 | 36 |
| 1966 | 53 |
| 1967 | 68 |
| 1968 | 45 |
| 1969 | 38 |
| 1970 | 37 |
| 1971 | 38 |
| 1972 | 35 |
| 1973 | 43 |
| 1974 | 39 |
| 1975 | 55 |
| 1976 | 69 |
| 1977 | 76 |
| 1978 | 59 |
| 1979 | 51 |
| 1980 | 69 |
| 1981 | 49 |
| 1982 | 55 |
| 1983 | 65 |
| 1984 | 63 |
| 1985 | 67 |
| 1986 | 69 |
| 1987 | 98 |
| 1988 | 105 |
| 1989 | 120 |
| 1990 | 149 |
| 1991 | 119 |
| 1992 | 106 |
| 1993 | 129 |
| 1994 | 114 |
| 1995 | 147 |
| 1996 | 206 |
| 1997 | 214 |
| 1998 | 225 |
| 1999 | 250 |
| 2000 | 303 |
| 2001 | 305 |
| 2002 | 313 |
| 2003 | 335 |
| 2004 | 338 |
| 2005 | 379 |
| 2006 | 360 |
| 2007 | 395 |
| 2008 | 403 |
| 2009 | 430 |
| 2010 | 447 |
| 2011 | 597 |
| 2012 | 735 |
| 2013 | 801 |
| 2014 | 1049 |
| 2015 | 1181 |
| 2016 | 1802 |
| 2017 | 2457 |
| 2018 | 3180 |
| 2019 | 4524 |
| 2020 | 7453 |
| 2021 | 10156 |
| 2022 | 10552 |
| 2023 | 11212 |
| 2024 | 4720 |