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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1882 | 1 |
| 1885 | 1 |
| 1903 | 1 |
| 1904 | 1 |
| 1906 | 1 |
| 1907 | 2 |
| 1908 | 1 |
| 1911 | 2 |
| 1913 | 1 |
| 1916 | 2 |
| 1917 | 2 |
| 1918 | 2 |
| 1919 | 2 |
| 1921 | 4 |
| 1929 | 5 |
| 1931 | 2 |
| 1933 | 3 |
| 1934 | 1 |
| 1936 | 3 |
| 1937 | 1 |
| 1938 | 1 |
| 1939 | 2 |
| 1940 | 3 |
| 1942 | 3 |
| 1943 | 2 |
| 1944 | 1 |
| 1947 | 5 |
| 1948 | 1 |
| 1949 | 3 |
| 1950 | 2 |
| 1951 | 1 |
| 1952 | 1 |
| 1953 | 4 |
| 1954 | 3 |
| 1955 | 5 |
| 1956 | 6 |
| 1957 | 7 |
| 1958 | 8 |
| 1959 | 11 |
| 1960 | 4 |
| 1961 | 11 |
| 1962 | 11 |
| 1963 | 6 |
| 1964 | 10 |
| 1965 | 13 |
| 1966 | 24 |
| 1967 | 26 |
| 1968 | 32 |
| 1969 | 18 |
| 1970 | 33 |
| 1971 | 19 |
| 1972 | 29 |
| 1973 | 27 |
| 1974 | 22 |
| 1975 | 29 |
| 1976 | 39 |
| 1977 | 42 |
| 1978 | 58 |
| 1979 | 57 |
| 1980 | 66 |
| 1981 | 69 |
| 1982 | 88 |
| 1983 | 78 |
| 1984 | 78 |
| 1985 | 85 |
| 1986 | 145 |
| 1987 | 554 |
| 1988 | 1379 |
| 1989 | 1403 |
| 1990 | 1588 |
| 1991 | 1597 |
| 1992 | 1662 |
| 1993 | 1698 |
| 1994 | 1877 |
| 1995 | 1978 |
| 1996 | 2008 |
| 1997 | 2075 |
| 1998 | 2161 |
| 1999 | 2261 |
| 2000 | 2456 |
| 2001 | 2559 |
| 2002 | 2650 |
| 2003 | 2831 |
| 2004 | 3007 |
| 2005 | 3242 |
| 2006 | 3323 |
| 2007 | 3448 |
| 2008 | 3629 |
| 2009 | 3702 |
| 2010 | 3900 |
| 2011 | 4182 |
| 2012 | 4531 |
| 2013 | 5090 |
| 2014 | 7540 |
| 2015 | 8925 |
| 2016 | 9664 |
| 2017 | 10061 |
| 2018 | 10390 |
| 2019 | 11172 |
| 2020 | 12665 |
| 2021 | 13344 |
| 2022 | 12769 |
| 2023 | 5624 |