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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 2 |
| 1947 | 2 |
| 1951 | 1 |
| 1952 | 3 |
| 1953 | 6 |
| 1954 | 4 |
| 1955 | 2 |
| 1956 | 2 |
| 1957 | 4 |
| 1958 | 2 |
| 1959 | 1 |
| 1961 | 2 |
| 1962 | 11 |
| 1963 | 80 |
| 1964 | 142 |
| 1965 | 111 |
| 1966 | 89 |
| 1967 | 81 |
| 1968 | 77 |
| 1969 | 83 |
| 1970 | 98 |
| 1971 | 84 |
| 1972 | 100 |
| 1973 | 78 |
| 1974 | 95 |
| 1975 | 146 |
| 1976 | 144 |
| 1977 | 121 |
| 1978 | 197 |
| 1979 | 274 |
| 1980 | 246 |
| 1981 | 173 |
| 1982 | 206 |
| 1983 | 281 |
| 1984 | 292 |
| 1985 | 233 |
| 1986 | 254 |
| 1987 | 284 |
| 1988 | 321 |
| 1989 | 353 |
| 1990 | 352 |
| 1991 | 351 |
| 1992 | 374 |
| 1993 | 351 |
| 1994 | 327 |
| 1995 | 361 |
| 1996 | 266 |
| 1997 | 280 |
| 1998 | 319 |
| 1999 | 352 |
| 2000 | 314 |
| 2001 | 357 |
| 2002 | 417 |
| 2003 | 465 |
| 2004 | 414 |
| 2005 | 387 |
| 2006 | 426 |
| 2007 | 472 |
| 2008 | 509 |
| 2009 | 494 |
| 2010 | 468 |
| 2011 | 468 |
| 2012 | 550 |
| 2013 | 605 |
| 2014 | 562 |
| 2015 | 576 |
| 2016 | 564 |
| 2017 | 401 |
| 2018 | 356 |
| 2019 | 346 |
| 2020 | 352 |
| 2021 | 226 |
| 2022 | 155 |
| 2023 | 148 |
| 2024 | 158 |
| 2025 | 80 |