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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1940 | 2 |
| 1941 | 1 |
| 1942 | 1 |
| 1946 | 2 |
| 1947 | 4 |
| 1948 | 1 |
| 1949 | 5 |
| 1950 | 11 |
| 1951 | 10 |
| 1952 | 8 |
| 1953 | 5 |
| 1954 | 13 |
| 1955 | 11 |
| 1956 | 6 |
| 1957 | 5 |
| 1958 | 3 |
| 1959 | 4 |
| 1960 | 4 |
| 1961 | 5 |
| 1962 | 8 |
| 1963 | 13 |
| 1964 | 8 |
| 1965 | 13 |
| 1966 | 20 |
| 1967 | 12 |
| 1968 | 17 |
| 1969 | 27 |
| 1970 | 24 |
| 1971 | 21 |
| 1972 | 66 |
| 1973 | 68 |
| 1974 | 81 |
| 1975 | 75 |
| 1976 | 80 |
| 1977 | 79 |
| 1978 | 66 |
| 1979 | 55 |
| 1980 | 84 |
| 1981 | 95 |
| 1982 | 83 |
| 1983 | 76 |
| 1984 | 96 |
| 1985 | 127 |
| 1986 | 123 |
| 1987 | 131 |
| 1988 | 137 |
| 1989 | 142 |
| 1990 | 124 |
| 1991 | 148 |
| 1992 | 161 |
| 1993 | 110 |
| 1994 | 90 |
| 1995 | 80 |
| 1996 | 110 |
| 1997 | 94 |
| 1998 | 127 |
| 1999 | 126 |
| 2000 | 134 |
| 2001 | 160 |
| 2002 | 138 |
| 2003 | 158 |
| 2004 | 184 |
| 2005 | 186 |
| 2006 | 191 |
| 2007 | 209 |
| 2008 | 229 |
| 2009 | 249 |
| 2010 | 281 |
| 2011 | 289 |
| 2012 | 249 |
| 2013 | 322 |
| 2014 | 329 |
| 2015 | 318 |
| 2016 | 338 |
| 2017 | 357 |
| 2018 | 410 |
| 2019 | 394 |
| 2020 | 551 |
| 2021 | 546 |
| 2022 | 493 |
| 2023 | 447 |
| 2024 | 165 |