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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1922 | 1 |
| 1928 | 2 |
| 1931 | 1 |
| 1933 | 3 |
| 1937 | 1 |
| 1942 | 1 |
| 1944 | 1 |
| 1945 | 8 |
| 1946 | 18 |
| 1947 | 14 |
| 1948 | 30 |
| 1949 | 27 |
| 1950 | 25 |
| 1951 | 43 |
| 1952 | 15 |
| 1953 | 29 |
| 1954 | 23 |
| 1955 | 38 |
| 1956 | 44 |
| 1957 | 68 |
| 1958 | 53 |
| 1959 | 94 |
| 1960 | 59 |
| 1961 | 64 |
| 1962 | 125 |
| 1963 | 177 |
| 1964 | 130 |
| 1965 | 145 |
| 1966 | 89 |
| 1967 | 86 |
| 1968 | 115 |
| 1969 | 100 |
| 1970 | 129 |
| 1971 | 188 |
| 1972 | 182 |
| 1973 | 227 |
| 1974 | 248 |
| 1975 | 272 |
| 1976 | 295 |
| 1977 | 315 |
| 1978 | 343 |
| 1979 | 375 |
| 1980 | 334 |
| 1981 | 388 |
| 1982 | 399 |
| 1983 | 461 |
| 1984 | 487 |
| 1985 | 603 |
| 1986 | 663 |
| 1987 | 773 |
| 1988 | 853 |
| 1989 | 892 |
| 1990 | 931 |
| 1991 | 985 |
| 1992 | 1152 |
| 1993 | 1238 |
| 1994 | 1301 |
| 1995 | 1452 |
| 1996 | 1599 |
| 1997 | 1655 |
| 1998 | 1832 |
| 1999 | 1847 |
| 2000 | 2018 |
| 2001 | 2286 |
| 2002 | 2542 |
| 2003 | 2976 |
| 2004 | 3453 |
| 2005 | 4127 |
| 2006 | 4613 |
| 2007 | 4946 |
| 2008 | 5508 |
| 2009 | 6094 |
| 2010 | 6858 |
| 2011 | 7716 |
| 2012 | 8548 |
| 2013 | 9407 |
| 2014 | 9758 |
| 2015 | 10353 |
| 2016 | 10500 |
| 2017 | 10809 |
| 2018 | 11340 |
| 2019 | 11889 |
| 2020 | 13835 |
| 2021 | 15353 |
| 2022 | 16167 |
| 2023 | 1910 |