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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1932 | 2 |
| 1936 | 1 |
| 1944 | 1 |
| 1947 | 3 |
| 1949 | 1 |
| 1953 | 1 |
| 1955 | 1 |
| 1956 | 2 |
| 1958 | 1 |
| 1959 | 2 |
| 1961 | 1 |
| 1962 | 2 |
| 1963 | 1 |
| 1964 | 2 |
| 1965 | 2 |
| 1966 | 3 |
| 1967 | 9 |
| 1968 | 6 |
| 1969 | 7 |
| 1970 | 5 |
| 1971 | 11 |
| 1972 | 15 |
| 1973 | 12 |
| 1974 | 8 |
| 1975 | 9 |
| 1976 | 15 |
| 1977 | 12 |
| 1978 | 8 |
| 1979 | 9 |
| 1980 | 9 |
| 1981 | 12 |
| 1982 | 12 |
| 1983 | 20 |
| 1984 | 7 |
| 1985 | 14 |
| 1986 | 14 |
| 1987 | 37 |
| 1988 | 84 |
| 1989 | 69 |
| 1990 | 108 |
| 1991 | 90 |
| 1992 | 116 |
| 1993 | 101 |
| 1994 | 90 |
| 1995 | 98 |
| 1996 | 120 |
| 1997 | 119 |
| 1998 | 110 |
| 1999 | 124 |
| 2000 | 127 |
| 2001 | 165 |
| 2002 | 153 |
| 2003 | 154 |
| 2004 | 197 |
| 2005 | 184 |
| 2006 | 217 |
| 2007 | 191 |
| 2008 | 249 |
| 2009 | 268 |
| 2010 | 268 |
| 2011 | 318 |
| 2012 | 387 |
| 2013 | 539 |
| 2014 | 855 |
| 2015 | 1196 |
| 2016 | 1355 |
| 2017 | 1499 |
| 2018 | 1695 |
| 2019 | 1874 |
| 2020 | 2202 |
| 2021 | 2606 |
| 2022 | 2574 |
| 2023 | 2591 |
| 2024 | 1160 |