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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 1 |
| 1964 | 6 |
| 1965 | 48 |
| 1966 | 175 |
| 1967 | 168 |
| 1968 | 136 |
| 1969 | 232 |
| 1970 | 207 |
| 1971 | 313 |
| 1972 | 344 |
| 1973 | 308 |
| 1974 | 435 |
| 1975 | 568 |
| 1976 | 506 |
| 1977 | 454 |
| 1978 | 441 |
| 1979 | 480 |
| 1980 | 462 |
| 1981 | 411 |
| 1982 | 397 |
| 1983 | 429 |
| 1984 | 475 |
| 1985 | 585 |
| 1986 | 498 |
| 1987 | 470 |
| 1988 | 539 |
| 1989 | 616 |
| 1990 | 732 |
| 1991 | 704 |
| 1992 | 632 |
| 1993 | 751 |
| 1994 | 877 |
| 1995 | 1229 |
| 1996 | 1289 |
| 1997 | 1362 |
| 1998 | 1362 |
| 1999 | 1260 |
| 2000 | 1554 |
| 2001 | 1654 |
| 2002 | 1592 |
| 2003 | 1463 |
| 2004 | 1445 |
| 2005 | 1428 |
| 2006 | 1596 |
| 2007 | 1597 |
| 2008 | 1534 |
| 2009 | 1548 |
| 2010 | 1738 |
| 2011 | 1685 |
| 2012 | 1707 |
| 2013 | 1708 |
| 2014 | 1577 |
| 2015 | 1518 |
| 2016 | 1403 |
| 2017 | 1341 |
| 2018 | 1430 |
| 2019 | 1315 |
| 2020 | 1072 |
| 2021 | 817 |
| 2022 | 110 |
| 2023 | 13 |
| 2024 | 3 |