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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1951 | 7 |
| 1952 | 1 |
| 1953 | 5 |
| 1954 | 5 |
| 1956 | 6 |
| 1957 | 3 |
| 1958 | 2 |
| 1959 | 2 |
| 1960 | 2 |
| 1961 | 4 |
| 1962 | 9 |
| 1963 | 6 |
| 1964 | 4 |
| 1965 | 9 |
| 1966 | 3 |
| 1967 | 4 |
| 1968 | 5 |
| 1969 | 10 |
| 1970 | 6 |
| 1971 | 7 |
| 1972 | 9 |
| 1973 | 7 |
| 1974 | 14 |
| 1975 | 14 |
| 1976 | 15 |
| 1977 | 15 |
| 1978 | 18 |
| 1979 | 24 |
| 1980 | 20 |
| 1981 | 26 |
| 1982 | 23 |
| 1983 | 32 |
| 1984 | 32 |
| 1985 | 48 |
| 1986 | 36 |
| 1987 | 33 |
| 1988 | 62 |
| 1989 | 52 |
| 1990 | 45 |
| 1991 | 65 |
| 1992 | 61 |
| 1993 | 60 |
| 1994 | 86 |
| 1995 | 89 |
| 1996 | 103 |
| 1997 | 81 |
| 1998 | 113 |
| 1999 | 98 |
| 2000 | 104 |
| 2001 | 112 |
| 2002 | 158 |
| 2003 | 138 |
| 2004 | 178 |
| 2005 | 219 |
| 2006 | 224 |
| 2007 | 224 |
| 2008 | 287 |
| 2009 | 312 |
| 2010 | 371 |
| 2011 | 405 |
| 2012 | 473 |
| 2013 | 595 |
| 2014 | 635 |
| 2015 | 707 |
| 2016 | 770 |
| 2017 | 863 |
| 2018 | 998 |
| 2019 | 1135 |
| 2020 | 1271 |
| 2021 | 1499 |
| 2022 | 1741 |
| 2023 | 740 |