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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1951 | 11 |
| 1952 | 12 |
| 1953 | 9 |
| 1954 | 13 |
| 1955 | 8 |
| 1956 | 9 |
| 1957 | 14 |
| 1958 | 17 |
| 1959 | 8 |
| 1960 | 20 |
| 1961 | 59 |
| 1962 | 81 |
| 1963 | 1 |
| 1964 | 12 |
| 1965 | 131 |
| 1966 | 221 |
| 1967 | 287 |
| 1968 | 312 |
| 1969 | 341 |
| 1970 | 451 |
| 1971 | 533 |
| 1972 | 528 |
| 1973 | 496 |
| 1974 | 526 |
| 1975 | 453 |
| 1976 | 390 |
| 1977 | 360 |
| 1978 | 352 |
| 1979 | 427 |
| 1980 | 437 |
| 1981 | 482 |
| 1982 | 500 |
| 1983 | 536 |
| 1984 | 627 |
| 1985 | 653 |
| 1986 | 617 |
| 1987 | 757 |
| 1988 | 996 |
| 1989 | 1206 |
| 1990 | 1204 |
| 1991 | 1423 |
| 1992 | 1761 |
| 1993 | 1788 |
| 1994 | 1865 |
| 1995 | 4381 |
| 1996 | 7823 |
| 1997 | 8626 |
| 1998 | 9619 |
| 1999 | 9999 |
| 2000 | 10756 |
| 2001 | 12021 |
| 2002 | 11942 |
| 2003 | 12377 |
| 2004 | 11860 |
| 2005 | 12482 |
| 2006 | 12680 |
| 2007 | 13026 |
| 2008 | 13598 |
| 2009 | 13213 |
| 2010 | 13484 |
| 2011 | 14082 |
| 2012 | 14481 |
| 2013 | 14444 |
| 2014 | 14338 |
| 2015 | 14320 |
| 2016 | 13890 |
| 2017 | 13619 |
| 2018 | 13177 |
| 2019 | 13206 |
| 2020 | 13502 |
| 2021 | 12087 |
| 2022 | 8189 |
| 2023 | 6659 |
| 2024 | 3072 |