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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 3 |
| 1953 | 2 |
| 1956 | 1 |
| 1958 | 1 |
| 1960 | 3 |
| 1962 | 1 |
| 1963 | 1 |
| 1964 | 2 |
| 1965 | 6 |
| 1966 | 2 |
| 1967 | 3 |
| 1968 | 6 |
| 1969 | 5 |
| 1970 | 5 |
| 1971 | 7 |
| 1972 | 9 |
| 1973 | 8 |
| 1974 | 8 |
| 1975 | 13 |
| 1976 | 24 |
| 1977 | 20 |
| 1978 | 13 |
| 1979 | 24 |
| 1980 | 15 |
| 1981 | 28 |
| 1982 | 22 |
| 1983 | 23 |
| 1984 | 20 |
| 1985 | 28 |
| 1986 | 27 |
| 1987 | 43 |
| 1988 | 44 |
| 1989 | 62 |
| 1990 | 63 |
| 1991 | 71 |
| 1992 | 48 |
| 1993 | 77 |
| 1994 | 71 |
| 1995 | 68 |
| 1996 | 65 |
| 1997 | 69 |
| 1998 | 80 |
| 1999 | 105 |
| 2000 | 111 |
| 2001 | 125 |
| 2002 | 115 |
| 2003 | 126 |
| 2004 | 155 |
| 2005 | 180 |
| 2006 | 199 |
| 2007 | 269 |
| 2008 | 293 |
| 2009 | 321 |
| 2010 | 382 |
| 2011 | 456 |
| 2012 | 504 |
| 2013 | 586 |
| 2014 | 723 |
| 2015 | 843 |
| 2016 | 911 |
| 2017 | 1027 |
| 2018 | 1088 |
| 2019 | 1173 |
| 2020 | 1634 |
| 2021 | 2124 |
| 2022 | 2241 |
| 2023 | 2158 |
| 2024 | 768 |