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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 2 |
| 1946 | 11 |
| 1947 | 4 |
| 1948 | 8 |
| 1949 | 4 |
| 1950 | 1 |
| 1951 | 16 |
| 1952 | 24 |
| 1953 | 40 |
| 1954 | 34 |
| 1955 | 50 |
| 1956 | 38 |
| 1957 | 45 |
| 1958 | 44 |
| 1959 | 47 |
| 1960 | 35 |
| 1961 | 34 |
| 1962 | 24 |
| 1964 | 1 |
| 1965 | 25 |
| 1966 | 65 |
| 1967 | 112 |
| 1968 | 121 |
| 1969 | 113 |
| 1970 | 149 |
| 1971 | 123 |
| 1972 | 121 |
| 1973 | 125 |
| 1974 | 125 |
| 1975 | 110 |
| 1976 | 112 |
| 1977 | 95 |
| 1978 | 100 |
| 1979 | 80 |
| 1980 | 102 |
| 1981 | 87 |
| 1982 | 94 |
| 1983 | 115 |
| 1984 | 99 |
| 1985 | 109 |
| 1986 | 97 |
| 1987 | 116 |
| 1988 | 95 |
| 1989 | 110 |
| 1990 | 135 |
| 1991 | 128 |
| 1992 | 133 |
| 1993 | 110 |
| 1994 | 144 |
| 1995 | 153 |
| 1996 | 166 |
| 1997 | 151 |
| 1998 | 187 |
| 1999 | 212 |
| 2000 | 235 |
| 2001 | 218 |
| 2002 | 236 |
| 2003 | 303 |
| 2004 | 321 |
| 2005 | 270 |
| 2006 | 229 |
| 2007 | 267 |
| 2008 | 266 |
| 2009 | 276 |
| 2010 | 312 |
| 2011 | 388 |
| 2012 | 393 |
| 2013 | 377 |
| 2014 | 426 |
| 2015 | 435 |
| 2016 | 408 |
| 2017 | 409 |
| 2018 | 468 |
| 2019 | 515 |
| 2020 | 500 |
| 2021 | 486 |
| 2022 | 428 |
| 2023 | 335 |
| 2024 | 198 |