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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 1 |
| 1953 | 2 |
| 1954 | 1 |
| 1955 | 1 |
| 1956 | 2 |
| 1957 | 3 |
| 1958 | 6 |
| 1959 | 9 |
| 1960 | 4 |
| 1961 | 11 |
| 1962 | 12 |
| 1965 | 23 |
| 1966 | 56 |
| 1967 | 56 |
| 1968 | 48 |
| 1969 | 58 |
| 1970 | 61 |
| 1971 | 73 |
| 1972 | 65 |
| 1973 | 65 |
| 1974 | 56 |
| 1975 | 79 |
| 1976 | 86 |
| 1977 | 63 |
| 1978 | 78 |
| 1979 | 80 |
| 1980 | 79 |
| 1981 | 91 |
| 1982 | 83 |
| 1983 | 110 |
| 1984 | 141 |
| 1985 | 130 |
| 1986 | 141 |
| 1987 | 207 |
| 1988 | 201 |
| 1989 | 220 |
| 1990 | 193 |
| 1991 | 194 |
| 1992 | 210 |
| 1993 | 212 |
| 1994 | 234 |
| 1995 | 277 |
| 1996 | 268 |
| 1997 | 221 |
| 1998 | 261 |
| 1999 | 242 |
| 2000 | 301 |
| 2001 | 333 |
| 2002 | 367 |
| 2003 | 376 |
| 2004 | 486 |
| 2005 | 510 |
| 2006 | 484 |
| 2007 | 542 |
| 2008 | 584 |
| 2009 | 603 |
| 2010 | 683 |
| 2011 | 747 |
| 2012 | 830 |
| 2013 | 926 |
| 2014 | 1002 |
| 2015 | 1088 |
| 2016 | 1018 |
| 2017 | 941 |
| 2018 | 1046 |
| 2019 | 1105 |
| 2020 | 1033 |
| 2021 | 1164 |
| 2022 | 3187 |
| 2023 | 2982 |
| 2024 | 1725 |