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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1951 | 1 |
| 1952 | 1 |
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 2 |
| 1956 | 1 |
| 1957 | 1 |
| 1959 | 8 |
| 1960 | 3 |
| 1962 | 4 |
| 1963 | 4 |
| 1964 | 8 |
| 1965 | 3 |
| 1966 | 6 |
| 1967 | 2 |
| 1968 | 6 |
| 1969 | 6 |
| 1970 | 5 |
| 1971 | 6 |
| 1972 | 7 |
| 1973 | 9 |
| 1974 | 9 |
| 1975 | 11 |
| 1976 | 7 |
| 1977 | 11 |
| 1978 | 12 |
| 1979 | 19 |
| 1980 | 24 |
| 1981 | 33 |
| 1982 | 50 |
| 1983 | 49 |
| 1984 | 57 |
| 1985 | 69 |
| 1986 | 82 |
| 1987 | 82 |
| 1988 | 98 |
| 1989 | 99 |
| 1990 | 129 |
| 1991 | 153 |
| 1992 | 141 |
| 1993 | 134 |
| 1994 | 192 |
| 1995 | 210 |
| 1996 | 227 |
| 1997 | 258 |
| 1998 | 280 |
| 1999 | 348 |
| 2000 | 337 |
| 2001 | 416 |
| 2002 | 540 |
| 2003 | 647 |
| 2004 | 798 |
| 2005 | 979 |
| 2006 | 1127 |
| 2007 | 1252 |
| 2008 | 1462 |
| 2009 | 1649 |
| 2010 | 1981 |
| 2011 | 2260 |
| 2012 | 2843 |
| 2013 | 3291 |
| 2014 | 3891 |
| 2015 | 4400 |
| 2016 | 4689 |
| 2017 | 5458 |
| 2018 | 6179 |
| 2019 | 7107 |
| 2020 | 8492 |
| 2021 | 9960 |
| 2022 | 11719 |
| 2023 | 5673 |