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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 5 |
| 1949 | 4 |
| 1950 | 5 |
| 1951 | 2 |
| 1952 | 7 |
| 1953 | 7 |
| 1954 | 5 |
| 1955 | 12 |
| 1956 | 6 |
| 1957 | 3 |
| 1958 | 8 |
| 1959 | 5 |
| 1960 | 8 |
| 1961 | 14 |
| 1962 | 8 |
| 1963 | 47 |
| 1964 | 79 |
| 1965 | 50 |
| 1966 | 63 |
| 1967 | 83 |
| 1968 | 98 |
| 1969 | 96 |
| 1970 | 89 |
| 1971 | 114 |
| 1972 | 117 |
| 1973 | 72 |
| 1974 | 120 |
| 1975 | 121 |
| 1976 | 75 |
| 1977 | 97 |
| 1978 | 133 |
| 1979 | 136 |
| 1980 | 147 |
| 1981 | 126 |
| 1982 | 132 |
| 1983 | 118 |
| 1984 | 154 |
| 1985 | 164 |
| 1986 | 122 |
| 1987 | 185 |
| 1988 | 168 |
| 1989 | 169 |
| 1990 | 191 |
| 1991 | 228 |
| 1992 | 232 |
| 1993 | 238 |
| 1994 | 287 |
| 1995 | 316 |
| 1996 | 334 |
| 1997 | 411 |
| 1998 | 396 |
| 1999 | 336 |
| 2000 | 400 |
| 2001 | 318 |
| 2002 | 310 |
| 2003 | 317 |
| 2004 | 383 |
| 2005 | 394 |
| 2006 | 388 |
| 2007 | 402 |
| 2008 | 436 |
| 2009 | 407 |
| 2010 | 408 |
| 2011 | 427 |
| 2012 | 457 |
| 2013 | 464 |
| 2014 | 524 |
| 2015 | 542 |
| 2016 | 530 |
| 2017 | 615 |
| 2018 | 561 |
| 2019 | 561 |
| 2020 | 570 |
| 2021 | 568 |
| 2022 | 484 |
| 2023 | 410 |
| 2024 | 121 |