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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1940 | 1 |
| 1945 | 1 |
| 1948 | 2 |
| 1951 | 1 |
| 1954 | 1 |
| 1955 | 2 |
| 1956 | 4 |
| 1957 | 2 |
| 1958 | 6 |
| 1959 | 13 |
| 1960 | 10 |
| 1961 | 7 |
| 1962 | 18 |
| 1963 | 25 |
| 1964 | 8 |
| 1965 | 12 |
| 1966 | 14 |
| 1967 | 10 |
| 1968 | 11 |
| 1969 | 22 |
| 1970 | 19 |
| 1971 | 24 |
| 1972 | 22 |
| 1973 | 20 |
| 1974 | 27 |
| 1975 | 27 |
| 1976 | 25 |
| 1977 | 37 |
| 1978 | 40 |
| 1979 | 29 |
| 1980 | 39 |
| 1981 | 36 |
| 1982 | 55 |
| 1983 | 59 |
| 1984 | 65 |
| 1985 | 88 |
| 1986 | 89 |
| 1987 | 95 |
| 1988 | 114 |
| 1989 | 95 |
| 1990 | 123 |
| 1991 | 133 |
| 1992 | 147 |
| 1993 | 183 |
| 1994 | 157 |
| 1995 | 204 |
| 1996 | 223 |
| 1997 | 214 |
| 1998 | 253 |
| 1999 | 278 |
| 2000 | 334 |
| 2001 | 462 |
| 2002 | 442 |
| 2003 | 456 |
| 2004 | 518 |
| 2005 | 582 |
| 2006 | 581 |
| 2007 | 624 |
| 2008 | 641 |
| 2009 | 718 |
| 2010 | 870 |
| 2011 | 949 |
| 2012 | 997 |
| 2013 | 1014 |
| 2014 | 1070 |
| 2015 | 1061 |
| 2016 | 1043 |
| 2017 | 1101 |
| 2018 | 1198 |
| 2019 | 1158 |
| 2020 | 1343 |
| 2021 | 1538 |
| 2022 | 1545 |
| 2023 | 1379 |
| 2024 | 462 |