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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 6 |
| 1952 | 10 |
| 1953 | 14 |
| 1954 | 33 |
| 1955 | 29 |
| 1956 | 51 |
| 1957 | 77 |
| 1958 | 100 |
| 1959 | 64 |
| 1960 | 44 |
| 1961 | 59 |
| 1962 | 42 |
| 1963 | 1 |
| 1964 | 18 |
| 1965 | 123 |
| 1966 | 364 |
| 1967 | 437 |
| 1968 | 531 |
| 1969 | 593 |
| 1970 | 659 |
| 1971 | 735 |
| 1972 | 809 |
| 1973 | 933 |
| 1974 | 912 |
| 1975 | 889 |
| 1976 | 896 |
| 1977 | 983 |
| 1978 | 981 |
| 1979 | 1062 |
| 1980 | 1135 |
| 1981 | 1154 |
| 1982 | 1295 |
| 1983 | 1325 |
| 1984 | 1455 |
| 1985 | 1416 |
| 1986 | 1401 |
| 1987 | 1326 |
| 1988 | 1306 |
| 1989 | 1336 |
| 1990 | 1320 |
| 1991 | 1433 |
| 1992 | 1236 |
| 1993 | 1205 |
| 1994 | 1126 |
| 1995 | 1022 |
| 1996 | 934 |
| 1997 | 905 |
| 1998 | 905 |
| 1999 | 890 |
| 2000 | 958 |
| 2001 | 828 |
| 2002 | 787 |
| 2003 | 765 |
| 2004 | 684 |
| 2005 | 705 |
| 2006 | 667 |
| 2007 | 680 |
| 2008 | 748 |
| 2009 | 647 |
| 2010 | 619 |
| 2011 | 586 |
| 2012 | 553 |
| 2013 | 518 |
| 2014 | 500 |
| 2015 | 497 |
| 2016 | 458 |
| 2017 | 373 |
| 2018 | 379 |
| 2019 | 382 |
| 2020 | 296 |
| 2021 | 209 |
| 2022 | 142 |
| 2023 | 112 |
| 2024 | 43 |