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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 | 2 |
| 1955 | 3 |
| 1956 | 1 |
| 1957 | 2 |
| 1958 | 1 |
| 1959 | 6 |
| 1960 | 2 |
| 1961 | 5 |
| 1962 | 14 |
| 1963 | 11 |
| 1964 | 13 |
| 1965 | 6 |
| 1967 | 1 |
| 1968 | 6 |
| 1969 | 5 |
| 1970 | 5 |
| 1971 | 6 |
| 1972 | 12 |
| 1973 | 11 |
| 1974 | 17 |
| 1975 | 13 |
| 1976 | 13 |
| 1977 | 19 |
| 1978 | 36 |
| 1979 | 44 |
| 1980 | 36 |
| 1981 | 40 |
| 1982 | 58 |
| 1983 | 51 |
| 1984 | 44 |
| 1985 | 62 |
| 1986 | 66 |
| 1987 | 79 |
| 1988 | 96 |
| 1989 | 92 |
| 1990 | 103 |
| 1991 | 129 |
| 1992 | 114 |
| 1993 | 152 |
| 1994 | 190 |
| 1995 | 222 |
| 1996 | 225 |
| 1997 | 253 |
| 1998 | 286 |
| 1999 | 297 |
| 2000 | 312 |
| 2001 | 398 |
| 2002 | 449 |
| 2003 | 598 |
| 2004 | 693 |
| 2005 | 898 |
| 2006 | 952 |
| 2007 | 1102 |
| 2008 | 1360 |
| 2009 | 1493 |
| 2010 | 1686 |
| 2011 | 1941 |
| 2012 | 2288 |
| 2013 | 2552 |
| 2014 | 2845 |
| 2015 | 3094 |
| 2016 | 3164 |
| 2017 | 3525 |
| 2018 | 3867 |
| 2019 | 4440 |
| 2020 | 5300 |
| 2021 | 6007 |
| 2022 | 6869 |
| 2023 | 1744 |