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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1942 | 1 |
| 1945 | 1 |
| 1946 | 1 |
| 1947 | 2 |
| 1948 | 3 |
| 1949 | 3 |
| 1950 | 1 |
| 1951 | 1 |
| 1953 | 4 |
| 1955 | 3 |
| 1956 | 4 |
| 1957 | 4 |
| 1958 | 1 |
| 1959 | 2 |
| 1960 | 1 |
| 1961 | 4 |
| 1962 | 2 |
| 1963 | 2 |
| 1964 | 3 |
| 1965 | 3 |
| 1966 | 12 |
| 1967 | 6 |
| 1968 | 12 |
| 1969 | 13 |
| 1970 | 21 |
| 1971 | 12 |
| 1972 | 19 |
| 1973 | 29 |
| 1974 | 31 |
| 1975 | 26 |
| 1976 | 24 |
| 1977 | 24 |
| 1978 | 39 |
| 1979 | 34 |
| 1980 | 39 |
| 1981 | 44 |
| 1982 | 35 |
| 1983 | 32 |
| 1984 | 29 |
| 1985 | 41 |
| 1986 | 54 |
| 1987 | 57 |
| 1988 | 65 |
| 1989 | 77 |
| 1990 | 74 |
| 1991 | 76 |
| 1992 | 81 |
| 1993 | 95 |
| 1994 | 88 |
| 1995 | 90 |
| 1996 | 99 |
| 1997 | 81 |
| 1998 | 110 |
| 1999 | 119 |
| 2000 | 125 |
| 2001 | 133 |
| 2002 | 132 |
| 2003 | 150 |
| 2004 | 138 |
| 2005 | 164 |
| 2006 | 204 |
| 2007 | 217 |
| 2008 | 203 |
| 2009 | 207 |
| 2010 | 197 |
| 2011 | 247 |
| 2012 | 230 |
| 2013 | 310 |
| 2014 | 306 |
| 2015 | 303 |
| 2016 | 280 |
| 2017 | 322 |
| 2018 | 321 |
| 2019 | 335 |
| 2020 | 376 |
| 2021 | 352 |
| 2022 | 351 |
| 2023 | 290 |