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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 1 |
| 1956 | 1 |
| 1957 | 2 |
| 1958 | 2 |
| 1959 | 1 |
| 1960 | 1 |
| 1961 | 7 |
| 1962 | 3 |
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 19 |
| 1966 | 47 |
| 1967 | 58 |
| 1968 | 78 |
| 1969 | 85 |
| 1970 | 129 |
| 1971 | 131 |
| 1972 | 197 |
| 1973 | 187 |
| 1974 | 271 |
| 1975 | 222 |
| 1976 | 275 |
| 1977 | 288 |
| 1978 | 278 |
| 1979 | 278 |
| 1980 | 271 |
| 1981 | 287 |
| 1982 | 341 |
| 1983 | 354 |
| 1984 | 395 |
| 1985 | 415 |
| 1986 | 424 |
| 1987 | 405 |
| 1988 | 458 |
| 1989 | 448 |
| 1990 | 514 |
| 1991 | 472 |
| 1992 | 519 |
| 1993 | 532 |
| 1994 | 562 |
| 1995 | 552 |
| 1996 | 598 |
| 1997 | 626 |
| 1998 | 562 |
| 1999 | 639 |
| 2000 | 671 |
| 2001 | 686 |
| 2002 | 735 |
| 2003 | 708 |
| 2004 | 787 |
| 2005 | 780 |
| 2006 | 836 |
| 2007 | 833 |
| 2008 | 1032 |
| 2009 | 1043 |
| 2010 | 1100 |
| 2011 | 1198 |
| 2012 | 1285 |
| 2013 | 1331 |
| 2014 | 1209 |
| 2015 | 1237 |
| 2016 | 1139 |
| 2017 | 1046 |
| 2018 | 974 |
| 2019 | 1024 |
| 2020 | 1025 |
| 2021 | 833 |
| 2022 | 120 |
| 2023 | 29 |
| 2024 | 7 |