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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1951 | 2 |
| 1952 | 1 |
| 1953 | 2 |
| 1954 | 4 |
| 1955 | 3 |
| 1956 | 4 |
| 1957 | 3 |
| 1958 | 5 |
| 1959 | 3 |
| 1960 | 5 |
| 1961 | 10 |
| 1962 | 6 |
| 1963 | 8 |
| 1964 | 6 |
| 1965 | 10 |
| 1966 | 12 |
| 1967 | 5 |
| 1968 | 4 |
| 1969 | 4 |
| 1970 | 13 |
| 1971 | 10 |
| 1972 | 10 |
| 1973 | 13 |
| 1974 | 8 |
| 1975 | 15 |
| 1976 | 11 |
| 1977 | 21 |
| 1978 | 14 |
| 1979 | 25 |
| 1980 | 24 |
| 1981 | 15 |
| 1982 | 23 |
| 1983 | 26 |
| 1984 | 35 |
| 1985 | 38 |
| 1986 | 49 |
| 1987 | 71 |
| 1988 | 61 |
| 1989 | 62 |
| 1990 | 69 |
| 1991 | 88 |
| 1992 | 82 |
| 1993 | 79 |
| 1994 | 123 |
| 1995 | 108 |
| 1996 | 128 |
| 1997 | 134 |
| 1998 | 141 |
| 1999 | 156 |
| 2000 | 176 |
| 2001 | 177 |
| 2002 | 229 |
| 2003 | 269 |
| 2004 | 341 |
| 2005 | 358 |
| 2006 | 431 |
| 2007 | 487 |
| 2008 | 531 |
| 2009 | 659 |
| 2010 | 785 |
| 2011 | 924 |
| 2012 | 1028 |
| 2013 | 1157 |
| 2014 | 1328 |
| 2015 | 1384 |
| 2016 | 1411 |
| 2017 | 1616 |
| 2018 | 1691 |
| 2019 | 1937 |
| 2020 | 2246 |
| 2021 | 2525 |
| 2022 | 2893 |
| 2023 | 770 |