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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 3 |
| 1953 | 2 |
| 1954 | 19 |
| 1955 | 23 |
| 1956 | 22 |
| 1957 | 9 |
| 1958 | 8 |
| 1959 | 13 |
| 1960 | 5 |
| 1961 | 6 |
| 1962 | 12 |
| 1967 | 1 |
| 1973 | 3 |
| 1974 | 5 |
| 1975 | 1 |
| 1976 | 2 |
| 1977 | 30 |
| 1978 | 67 |
| 1979 | 93 |
| 1980 | 89 |
| 1981 | 93 |
| 1982 | 128 |
| 1983 | 142 |
| 1984 | 185 |
| 1985 | 141 |
| 1986 | 160 |
| 1987 | 152 |
| 1988 | 135 |
| 1989 | 171 |
| 1990 | 179 |
| 1991 | 200 |
| 1992 | 177 |
| 1993 | 170 |
| 1994 | 215 |
| 1995 | 181 |
| 1996 | 215 |
| 1997 | 241 |
| 1998 | 250 |
| 1999 | 289 |
| 2000 | 287 |
| 2001 | 328 |
| 2002 | 302 |
| 2003 | 315 |
| 2004 | 422 |
| 2005 | 466 |
| 2006 | 566 |
| 2007 | 595 |
| 2008 | 698 |
| 2009 | 725 |
| 2010 | 761 |
| 2011 | 852 |
| 2012 | 834 |
| 2013 | 819 |
| 2014 | 885 |
| 2015 | 973 |
| 2016 | 950 |
| 2017 | 938 |
| 2018 | 959 |
| 2019 | 844 |
| 2020 | 570 |
| 2021 | 310 |
| 2022 | 347 |
| 2023 | 336 |
| 2024 | 181 |