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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1950 | 1 |
| 1951 | 4 |
| 1952 | 2 |
| 1953 | 2 |
| 1954 | 2 |
| 1955 | 100 |
| 1956 | 309 |
| 1957 | 373 |
| 1958 | 314 |
| 1959 | 236 |
| 1960 | 188 |
| 1961 | 124 |
| 1962 | 169 |
| 1963 | 455 |
| 1964 | 668 |
| 1965 | 402 |
| 1966 | 351 |
| 1967 | 473 |
| 1968 | 475 |
| 1969 | 560 |
| 1970 | 551 |
| 1971 | 697 |
| 1972 | 664 |
| 1973 | 761 |
| 1974 | 763 |
| 1975 | 732 |
| 1976 | 604 |
| 1977 | 577 |
| 1978 | 602 |
| 1979 | 584 |
| 1980 | 594 |
| 1981 | 648 |
| 1982 | 700 |
| 1983 | 717 |
| 1984 | 822 |
| 1985 | 869 |
| 1986 | 776 |
| 1987 | 830 |
| 1988 | 802 |
| 1989 | 904 |
| 1990 | 924 |
| 1991 | 996 |
| 1992 | 1035 |
| 1993 | 929 |
| 1994 | 939 |
| 1995 | 928 |
| 1996 | 932 |
| 1997 | 890 |
| 1998 | 1001 |
| 1999 | 919 |
| 2000 | 981 |
| 2001 | 969 |
| 2002 | 1060 |
| 2003 | 1124 |
| 2004 | 1064 |
| 2005 | 1167 |
| 2006 | 1244 |
| 2007 | 1248 |
| 2008 | 1252 |
| 2009 | 1282 |
| 2010 | 1394 |
| 2011 | 1464 |
| 2012 | 1554 |
| 2013 | 1488 |
| 2014 | 1556 |
| 2015 | 1498 |
| 2016 | 1479 |
| 2017 | 1540 |
| 2018 | 1591 |
| 2019 | 1548 |
| 2020 | 1634 |
| 2021 | 1664 |
| 2022 | 1389 |
| 2023 | 1357 |
| 2024 | 1361 |
| 2025 | 1230 |
| 2026 | 1 |