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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 3 |
| 1952 | 1 |
| 1953 | 7 |
| 1954 | 6 |
| 1955 | 15 |
| 1956 | 11 |
| 1957 | 7 |
| 1958 | 13 |
| 1959 | 13 |
| 1960 | 15 |
| 1961 | 23 |
| 1962 | 10 |
| 1966 | 1 |
| 1974 | 2 |
| 1975 | 1 |
| 1977 | 27 |
| 1978 | 100 |
| 1979 | 145 |
| 1980 | 140 |
| 1981 | 158 |
| 1982 | 173 |
| 1983 | 181 |
| 1984 | 239 |
| 1985 | 201 |
| 1986 | 225 |
| 1987 | 204 |
| 1988 | 258 |
| 1989 | 275 |
| 1990 | 268 |
| 1991 | 306 |
| 1992 | 301 |
| 1993 | 410 |
| 1994 | 356 |
| 1995 | 367 |
| 1996 | 466 |
| 1997 | 514 |
| 1998 | 586 |
| 1999 | 663 |
| 2000 | 665 |
| 2001 | 605 |
| 2002 | 664 |
| 2003 | 851 |
| 2004 | 849 |
| 2005 | 910 |
| 2006 | 1006 |
| 2007 | 1166 |
| 2008 | 1367 |
| 2009 | 1342 |
| 2010 | 1667 |
| 2011 | 1922 |
| 2012 | 2073 |
| 2013 | 2221 |
| 2014 | 2282 |
| 2015 | 2377 |
| 2016 | 2313 |
| 2017 | 2300 |
| 2018 | 2426 |
| 2019 | 2345 |
| 2020 | 1803 |
| 2021 | 1049 |
| 2022 | 1095 |
| 2023 | 917 |
| 2024 | 379 |