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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1951 | 1 |
| 1952 | 4 |
| 1953 | 12 |
| 1954 | 7 |
| 1955 | 10 |
| 1956 | 15 |
| 1957 | 10 |
| 1958 | 9 |
| 1959 | 7 |
| 1960 | 7 |
| 1961 | 15 |
| 1962 | 7 |
| 1964 | 13 |
| 1965 | 50 |
| 1966 | 114 |
| 1967 | 137 |
| 1968 | 127 |
| 1969 | 189 |
| 1970 | 148 |
| 1971 | 200 |
| 1972 | 208 |
| 1973 | 193 |
| 1974 | 227 |
| 1975 | 179 |
| 1976 | 151 |
| 1977 | 148 |
| 1978 | 120 |
| 1979 | 108 |
| 1980 | 132 |
| 1981 | 113 |
| 1982 | 128 |
| 1983 | 100 |
| 1984 | 108 |
| 1985 | 95 |
| 1986 | 98 |
| 1987 | 122 |
| 1988 | 83 |
| 1989 | 114 |
| 1990 | 122 |
| 1991 | 184 |
| 1992 | 213 |
| 1993 | 210 |
| 1994 | 258 |
| 1995 | 308 |
| 1996 | 294 |
| 1997 | 328 |
| 1998 | 383 |
| 1999 | 313 |
| 2000 | 382 |
| 2001 | 360 |
| 2002 | 401 |
| 2003 | 435 |
| 2004 | 449 |
| 2005 | 463 |
| 2006 | 495 |
| 2007 | 593 |
| 2008 | 589 |
| 2009 | 570 |
| 2010 | 601 |
| 2011 | 640 |
| 2012 | 640 |
| 2013 | 596 |
| 2014 | 594 |
| 2015 | 588 |
| 2016 | 542 |
| 2017 | 525 |
| 2018 | 487 |
| 2019 | 459 |
| 2020 | 402 |
| 2021 | 346 |
| 2022 | 350 |
| 2023 | 264 |
| 2024 | 70 |