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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 2 |
| 1956 | 1 |
| 1957 | 1 |
| 1958 | 2 |
| 1960 | 4 |
| 1961 | 2 |
| 1962 | 4 |
| 1963 | 1 |
| 1964 | 2 |
| 1965 | 7 |
| 1966 | 7 |
| 1967 | 8 |
| 1968 | 3 |
| 1969 | 3 |
| 1970 | 4 |
| 1971 | 3 |
| 1972 | 1 |
| 1973 | 4 |
| 1974 | 2 |
| 1975 | 7 |
| 1976 | 13 |
| 1977 | 8 |
| 1978 | 3 |
| 1979 | 10 |
| 1980 | 10 |
| 1981 | 9 |
| 1982 | 14 |
| 1983 | 4 |
| 1984 | 12 |
| 1985 | 13 |
| 1986 | 19 |
| 1987 | 33 |
| 1988 | 53 |
| 1989 | 73 |
| 1990 | 115 |
| 1991 | 101 |
| 1992 | 134 |
| 1993 | 165 |
| 1994 | 173 |
| 1995 | 197 |
| 1996 | 227 |
| 1997 | 271 |
| 1998 | 329 |
| 1999 | 352 |
| 2000 | 368 |
| 2001 | 421 |
| 2002 | 427 |
| 2003 | 478 |
| 2004 | 533 |
| 2005 | 584 |
| 2006 | 713 |
| 2007 | 745 |
| 2008 | 795 |
| 2009 | 852 |
| 2010 | 909 |
| 2011 | 1016 |
| 2012 | 1183 |
| 2013 | 1544 |
| 2014 | 2393 |
| 2015 | 2839 |
| 2016 | 2914 |
| 2017 | 3101 |
| 2018 | 3099 |
| 2019 | 3411 |
| 2020 | 3950 |
| 2021 | 4842 |
| 2022 | 5461 |
| 2023 | 4855 |
| 2024 | 1690 |