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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 2 |
| 1953 | 2 |
| 1954 | 2 |
| 1956 | 8 |
| 1957 | 2 |
| 1958 | 2 |
| 1963 | 1 |
| 1964 | 13 |
| 1965 | 138 |
| 1966 | 288 |
| 1967 | 348 |
| 1968 | 413 |
| 1969 | 532 |
| 1970 | 539 |
| 1971 | 534 |
| 1972 | 610 |
| 1973 | 623 |
| 1974 | 624 |
| 1975 | 657 |
| 1976 | 698 |
| 1977 | 715 |
| 1978 | 790 |
| 1979 | 825 |
| 1980 | 848 |
| 1981 | 856 |
| 1982 | 997 |
| 1983 | 1065 |
| 1984 | 1212 |
| 1985 | 1385 |
| 1986 | 1506 |
| 1987 | 1361 |
| 1988 | 1451 |
| 1989 | 1653 |
| 1990 | 1714 |
| 1991 | 1603 |
| 1992 | 1768 |
| 1993 | 1822 |
| 1994 | 1886 |
| 1995 | 2026 |
| 1996 | 2142 |
| 1997 | 2202 |
| 1998 | 2263 |
| 1999 | 2382 |
| 2000 | 2498 |
| 2001 | 2479 |
| 2002 | 2708 |
| 2003 | 2839 |
| 2004 | 3051 |
| 2005 | 3353 |
| 2006 | 3567 |
| 2007 | 3859 |
| 2008 | 4150 |
| 2009 | 4370 |
| 2010 | 5130 |
| 2011 | 5357 |
| 2012 | 5599 |
| 2013 | 5768 |
| 2014 | 6237 |
| 2015 | 6434 |
| 2016 | 6115 |
| 2017 | 6253 |
| 2018 | 6205 |
| 2019 | 6317 |
| 2020 | 5763 |
| 2021 | 4806 |
| 2022 | 4909 |
| 2023 | 4306 |
| 2024 | 1396 |