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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1909 | 1 |
| 1911 | 1 |
| 1912 | 5 |
| 1913 | 7 |
| 1914 | 7 |
| 1915 | 2 |
| 1916 | 2 |
| 1917 | 4 |
| 1918 | 3 |
| 1920 | 2 |
| 1921 | 1 |
| 1922 | 1 |
| 1923 | 5 |
| 1924 | 1 |
| 1926 | 3 |
| 1927 | 3 |
| 1928 | 1 |
| 1929 | 2 |
| 1930 | 6 |
| 1931 | 7 |
| 1933 | 9 |
| 1934 | 4 |
| 1935 | 3 |
| 1936 | 1 |
| 1938 | 8 |
| 1939 | 2 |
| 1940 | 5 |
| 1941 | 3 |
| 1942 | 2 |
| 1943 | 2 |
| 1944 | 3 |
| 1945 | 24 |
| 1946 | 54 |
| 1947 | 96 |
| 1948 | 79 |
| 1949 | 63 |
| 1950 | 134 |
| 1951 | 187 |
| 1952 | 175 |
| 1953 | 167 |
| 1954 | 174 |
| 1955 | 190 |
| 1956 | 222 |
| 1957 | 206 |
| 1958 | 190 |
| 1959 | 183 |
| 1960 | 194 |
| 1961 | 198 |
| 1962 | 242 |
| 1963 | 343 |
| 1964 | 495 |
| 1965 | 345 |
| 1966 | 395 |
| 1967 | 403 |
| 1968 | 478 |
| 1969 | 548 |
| 1970 | 516 |
| 1971 | 539 |
| 1972 | 520 |
| 1973 | 482 |
| 1974 | 500 |
| 1975 | 488 |
| 1976 | 461 |
| 1977 | 454 |
| 1978 | 405 |
| 1979 | 465 |
| 1980 | 464 |
| 1981 | 450 |
| 1982 | 465 |
| 1983 | 512 |
| 1984 | 450 |
| 1985 | 501 |
| 1986 | 415 |
| 1987 | 458 |
| 1988 | 486 |
| 1989 | 486 |
| 1990 | 510 |
| 1991 | 494 |
| 1992 | 448 |
| 1993 | 478 |
| 1994 | 485 |
| 1995 | 466 |
| 1996 | 540 |
| 1997 | 515 |
| 1998 | 517 |
| 1999 | 515 |
| 2000 | 538 |
| 2001 | 578 |
| 2002 | 581 |
| 2003 | 557 |
| 2004 | 611 |
| 2005 | 607 |
| 2006 | 658 |
| 2007 | 645 |
| 2008 | 677 |
| 2009 | 714 |
| 2010 | 713 |
| 2011 | 832 |
| 2012 | 871 |
| 2013 | 930 |
| 2014 | 960 |
| 2015 | 997 |
| 2016 | 974 |
| 2017 | 958 |
| 2018 | 980 |
| 2019 | 1031 |
| 2020 | 1104 |
| 2021 | 1255 |
| 2022 | 1156 |
| 2023 | 1140 |
| 2024 | 340 |