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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1922 | 1 |
| 1923 | 1 |
| 1927 | 1 |
| 1928 | 4 |
| 1929 | 2 |
| 1931 | 2 |
| 1935 | 1 |
| 1938 | 1 |
| 1940 | 2 |
| 1942 | 1 |
| 1943 | 2 |
| 1944 | 2 |
| 1945 | 10 |
| 1946 | 21 |
| 1947 | 20 |
| 1948 | 11 |
| 1949 | 10 |
| 1950 | 22 |
| 1951 | 28 |
| 1952 | 24 |
| 1953 | 35 |
| 1954 | 34 |
| 1955 | 21 |
| 1956 | 35 |
| 1957 | 31 |
| 1958 | 41 |
| 1959 | 42 |
| 1960 | 38 |
| 1961 | 40 |
| 1962 | 34 |
| 1963 | 40 |
| 1964 | 56 |
| 1965 | 68 |
| 1966 | 76 |
| 1967 | 95 |
| 1968 | 101 |
| 1969 | 118 |
| 1970 | 108 |
| 1971 | 107 |
| 1972 | 143 |
| 1973 | 150 |
| 1974 | 122 |
| 1975 | 134 |
| 1976 | 142 |
| 1977 | 156 |
| 1978 | 163 |
| 1979 | 181 |
| 1980 | 224 |
| 1981 | 225 |
| 1982 | 168 |
| 1983 | 204 |
| 1984 | 260 |
| 1985 | 258 |
| 1986 | 306 |
| 1987 | 313 |
| 1988 | 280 |
| 1989 | 362 |
| 1990 | 340 |
| 1991 | 351 |
| 1992 | 370 |
| 1993 | 422 |
| 1994 | 390 |
| 1995 | 393 |
| 1996 | 405 |
| 1997 | 415 |
| 1998 | 398 |
| 1999 | 363 |
| 2000 | 464 |
| 2001 | 469 |
| 2002 | 524 |
| 2003 | 502 |
| 2004 | 540 |
| 2005 | 536 |
| 2006 | 612 |
| 2007 | 619 |
| 2008 | 627 |
| 2009 | 659 |
| 2010 | 723 |
| 2011 | 836 |
| 2012 | 845 |
| 2013 | 923 |
| 2014 | 973 |
| 2015 | 1008 |
| 2016 | 975 |
| 2017 | 959 |
| 2018 | 1022 |
| 2019 | 1049 |
| 2020 | 1110 |
| 2021 | 1229 |
| 2022 | 1173 |
| 2023 | 1060 |
| 2024 | 1072 |
| 2025 | 1092 |
| 2026 | 6 |