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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1948 | 3 |
| 1949 | 3 |
| 1950 | 1 |
| 1951 | 9 |
| 1952 | 16 |
| 1953 | 13 |
| 1954 | 4 |
| 1955 | 9 |
| 1956 | 29 |
| 1957 | 51 |
| 1958 | 56 |
| 1959 | 35 |
| 1960 | 17 |
| 1961 | 24 |
| 1962 | 54 |
| 1963 | 70 |
| 1964 | 97 |
| 1965 | 112 |
| 1966 | 151 |
| 1967 | 203 |
| 1968 | 212 |
| 1969 | 265 |
| 1970 | 288 |
| 1971 | 301 |
| 1972 | 672 |
| 1973 | 499 |
| 1974 | 509 |
| 1975 | 492 |
| 1976 | 456 |
| 1977 | 428 |
| 1978 | 428 |
| 1979 | 479 |
| 1980 | 475 |
| 1981 | 422 |
| 1982 | 436 |
| 1983 | 410 |
| 1984 | 490 |
| 1985 | 388 |
| 1986 | 451 |
| 1987 | 431 |
| 1988 | 411 |
| 1989 | 439 |
| 1990 | 470 |
| 1991 | 556 |
| 1992 | 625 |
| 1993 | 751 |
| 1994 | 916 |
| 1995 | 888 |
| 1996 | 771 |
| 1997 | 1030 |
| 1998 | 934 |
| 1999 | 1117 |
| 2000 | 1164 |
| 2001 | 1276 |
| 2002 | 1525 |
| 2003 | 1688 |
| 2004 | 1645 |
| 2005 | 1931 |
| 2006 | 1988 |
| 2007 | 2317 |
| 2008 | 2522 |
| 2009 | 2789 |
| 2010 | 2460 |
| 2011 | 2507 |
| 2012 | 3263 |
| 2013 | 2804 |
| 2014 | 2914 |
| 2015 | 2342 |
| 2016 | 2451 |
| 2017 | 2388 |
| 2018 | 2214 |
| 2019 | 2147 |
| 2020 | 2067 |
| 2021 | 1558 |
| 2022 | 1130 |
| 2023 | 958 |
| 2024 | 291 |