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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 1 |
| 1952 | 4 |
| 1953 | 5 |
| 1954 | 7 |
| 1955 | 8 |
| 1956 | 3 |
| 1957 | 7 |
| 1958 | 6 |
| 1959 | 7 |
| 1960 | 14 |
| 1961 | 14 |
| 1962 | 15 |
| 1963 | 22 |
| 1964 | 38 |
| 1965 | 239 |
| 1966 | 460 |
| 1967 | 847 |
| 1968 | 1355 |
| 1969 | 1727 |
| 1970 | 1992 |
| 1971 | 2719 |
| 1972 | 3071 |
| 1973 | 3171 |
| 1974 | 3644 |
| 1975 | 1722 |
| 1976 | 613 |
| 1977 | 544 |
| 1978 | 552 |
| 1979 | 548 |
| 1980 | 743 |
| 1981 | 622 |
| 1982 | 716 |
| 1983 | 710 |
| 1984 | 963 |
| 1985 | 1034 |
| 1986 | 941 |
| 1987 | 928 |
| 1988 | 1053 |
| 1989 | 1114 |
| 1990 | 1231 |
| 1991 | 1210 |
| 1992 | 1093 |
| 1993 | 1024 |
| 1994 | 1020 |
| 1995 | 895 |
| 1996 | 798 |
| 1997 | 623 |
| 1998 | 674 |
| 1999 | 604 |
| 2000 | 683 |
| 2001 | 742 |
| 2002 | 515 |
| 2003 | 525 |
| 2004 | 552 |
| 2005 | 536 |
| 2006 | 456 |
| 2007 | 539 |
| 2008 | 552 |
| 2009 | 522 |
| 2010 | 514 |
| 2011 | 569 |
| 2012 | 550 |
| 2013 | 456 |
| 2014 | 414 |
| 2015 | 350 |
| 2016 | 261 |
| 2017 | 253 |
| 2018 | 258 |
| 2019 | 223 |
| 2020 | 217 |
| 2021 | 183 |
| 2022 | 96 |
| 2023 | 78 |
| 2024 | 136 |
| 2025 | 4 |