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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1947 | 1 |
| 1949 | 1 |
| 1951 | 1 |
| 1952 | 3 |
| 1953 | 4 |
| 1954 | 2 |
| 1955 | 6 |
| 1956 | 2 |
| 1957 | 6 |
| 1958 | 4 |
| 1959 | 6 |
| 1960 | 6 |
| 1961 | 17 |
| 1962 | 7 |
| 1964 | 2 |
| 1965 | 19 |
| 1966 | 40 |
| 1967 | 54 |
| 1968 | 90 |
| 1969 | 78 |
| 1970 | 97 |
| 1971 | 79 |
| 1972 | 107 |
| 1973 | 116 |
| 1974 | 88 |
| 1975 | 94 |
| 1976 | 89 |
| 1977 | 99 |
| 1978 | 97 |
| 1979 | 119 |
| 1980 | 113 |
| 1981 | 138 |
| 1982 | 150 |
| 1983 | 185 |
| 1984 | 185 |
| 1985 | 198 |
| 1986 | 185 |
| 1987 | 196 |
| 1988 | 144 |
| 1989 | 216 |
| 1990 | 300 |
| 1991 | 330 |
| 1992 | 411 |
| 1993 | 477 |
| 1994 | 413 |
| 1995 | 456 |
| 1996 | 422 |
| 1997 | 506 |
| 1998 | 478 |
| 1999 | 569 |
| 2000 | 635 |
| 2001 | 584 |
| 2002 | 636 |
| 2003 | 735 |
| 2004 | 690 |
| 2005 | 668 |
| 2006 | 819 |
| 2007 | 875 |
| 2008 | 874 |
| 2009 | 936 |
| 2010 | 1043 |
| 2011 | 1100 |
| 2012 | 1164 |
| 2013 | 1222 |
| 2014 | 1245 |
| 2015 | 1268 |
| 2016 | 1517 |
| 2017 | 1652 |
| 2018 | 1632 |
| 2019 | 1699 |
| 2020 | 1803 |
| 2021 | 1693 |
| 2022 | 1705 |
| 2023 | 1629 |
| 2024 | 1795 |
| 2025 | 941 |