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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1951 | 3 |
| 1952 | 2 |
| 1953 | 2 |
| 1954 | 1 |
| 1959 | 1 |
| 1960 | 2 |
| 1961 | 2 |
| 1962 | 3 |
| 1963 | 4 |
| 1964 | 7 |
| 1965 | 4 |
| 1966 | 1 |
| 1967 | 4 |
| 1968 | 5 |
| 1969 | 6 |
| 1970 | 9 |
| 1971 | 7 |
| 1972 | 14 |
| 1973 | 7 |
| 1974 | 16 |
| 1975 | 14 |
| 1976 | 16 |
| 1977 | 34 |
| 1978 | 29 |
| 1979 | 24 |
| 1980 | 48 |
| 1981 | 50 |
| 1982 | 53 |
| 1983 | 50 |
| 1984 | 37 |
| 1985 | 53 |
| 1986 | 62 |
| 1987 | 58 |
| 1988 | 71 |
| 1989 | 98 |
| 1990 | 91 |
| 1991 | 75 |
| 1992 | 93 |
| 1993 | 90 |
| 1994 | 92 |
| 1995 | 86 |
| 1996 | 107 |
| 1997 | 96 |
| 1998 | 82 |
| 1999 | 106 |
| 2000 | 153 |
| 2001 | 139 |
| 2002 | 225 |
| 2003 | 208 |
| 2004 | 272 |
| 2005 | 300 |
| 2006 | 355 |
| 2007 | 391 |
| 2008 | 468 |
| 2009 | 509 |
| 2010 | 630 |
| 2011 | 753 |
| 2012 | 888 |
| 2013 | 1038 |
| 2014 | 1209 |
| 2015 | 1214 |
| 2016 | 1359 |
| 2017 | 1379 |
| 2018 | 1497 |
| 2019 | 1678 |
| 2020 | 2236 |
| 2021 | 2897 |
| 2022 | 2924 |
| 2023 | 2967 |
| 2024 | 1131 |