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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1880 | 1 |
| 1883 | 1 |
| 1899 | 1 |
| 1900 | 1 |
| 1906 | 1 |
| 1908 | 1 |
| 1916 | 1 |
| 1919 | 1 |
| 1920 | 1 |
| 1921 | 1 |
| 1923 | 3 |
| 1924 | 4 |
| 1925 | 1 |
| 1928 | 3 |
| 1929 | 2 |
| 1930 | 1 |
| 1934 | 5 |
| 1935 | 2 |
| 1940 | 2 |
| 1941 | 1 |
| 1942 | 4 |
| 1943 | 3 |
| 1944 | 1 |
| 1945 | 1 |
| 1946 | 3 |
| 1948 | 3 |
| 1949 | 3 |
| 1950 | 4 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 2 |
| 1954 | 2 |
| 1955 | 2 |
| 1956 | 2 |
| 1957 | 2 |
| 1958 | 10 |
| 1959 | 8 |
| 1960 | 11 |
| 1961 | 12 |
| 1962 | 8 |
| 1963 | 15 |
| 1964 | 20 |
| 1965 | 16 |
| 1966 | 17 |
| 1967 | 22 |
| 1968 | 20 |
| 1969 | 21 |
| 1970 | 20 |
| 1971 | 22 |
| 1972 | 17 |
| 1973 | 32 |
| 1974 | 31 |
| 1975 | 50 |
| 1976 | 39 |
| 1977 | 40 |
| 1978 | 38 |
| 1979 | 44 |
| 1980 | 46 |
| 1981 | 65 |
| 1982 | 48 |
| 1983 | 42 |
| 1984 | 36 |
| 1985 | 68 |
| 1986 | 76 |
| 1987 | 81 |
| 1988 | 80 |
| 1989 | 86 |
| 1990 | 107 |
| 1991 | 133 |
| 1992 | 111 |
| 1993 | 155 |
| 1994 | 175 |
| 1995 | 197 |
| 1996 | 243 |
| 1997 | 206 |
| 1998 | 235 |
| 1999 | 238 |
| 2000 | 280 |
| 2001 | 313 |
| 2002 | 370 |
| 2003 | 427 |
| 2004 | 496 |
| 2005 | 577 |
| 2006 | 692 |
| 2007 | 738 |
| 2008 | 830 |
| 2009 | 965 |
| 2010 | 1029 |
| 2011 | 1228 |
| 2012 | 1358 |
| 2013 | 1382 |
| 2014 | 1491 |
| 2015 | 1544 |
| 2016 | 1605 |
| 2017 | 1442 |
| 2018 | 1490 |
| 2019 | 1509 |
| 2020 | 1682 |
| 2021 | 1895 |
| 2022 | 1773 |
| 2023 | 736 |