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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 1 |
| 1955 | 1 |
| 1956 | 2 |
| 1958 | 1 |
| 1960 | 5 |
| 1961 | 4 |
| 1962 | 3 |
| 1965 | 9 |
| 1966 | 17 |
| 1967 | 44 |
| 1968 | 38 |
| 1969 | 31 |
| 1970 | 52 |
| 1971 | 44 |
| 1972 | 35 |
| 1973 | 34 |
| 1974 | 57 |
| 1975 | 41 |
| 1976 | 29 |
| 1977 | 53 |
| 1978 | 48 |
| 1979 | 51 |
| 1980 | 41 |
| 1981 | 46 |
| 1982 | 46 |
| 1983 | 44 |
| 1984 | 44 |
| 1985 | 47 |
| 1986 | 56 |
| 1987 | 51 |
| 1988 | 30 |
| 1989 | 52 |
| 1990 | 49 |
| 1991 | 72 |
| 1992 | 58 |
| 1993 | 63 |
| 1994 | 53 |
| 1995 | 62 |
| 1996 | 93 |
| 1997 | 72 |
| 1998 | 79 |
| 1999 | 104 |
| 2000 | 118 |
| 2001 | 122 |
| 2002 | 111 |
| 2003 | 112 |
| 2004 | 109 |
| 2005 | 112 |
| 2006 | 142 |
| 2007 | 166 |
| 2008 | 164 |
| 2009 | 136 |
| 2010 | 181 |
| 2011 | 243 |
| 2012 | 275 |
| 2013 | 307 |
| 2014 | 325 |
| 2015 | 334 |
| 2016 | 405 |
| 2017 | 353 |
| 2018 | 366 |
| 2019 | 337 |
| 2020 | 415 |
| 2021 | 605 |
| 2022 | 634 |
| 2023 | 468 |
| 2024 | 159 |