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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 10 |
| 1958 | 1 |
| 1959 | 89 |
| 1960 | 166 |
| 1961 | 192 |
| 1962 | 147 |
| 1963 | 1 |
| 1966 | 4 |
| 1967 | 2 |
| 1968 | 1 |
| 1969 | 2 |
| 1970 | 13 |
| 1971 | 1 |
| 1973 | 1 |
| 1974 | 2 |
| 1976 | 3 |
| 1977 | 2 |
| 1978 | 1 |
| 1979 | 1 |
| 1980 | 2 |
| 1981 | 3 |
| 1982 | 2 |
| 1988 | 2 |
| 1991 | 3 |
| 1992 | 6 |
| 1993 | 13 |
| 1994 | 602 |
| 1995 | 1633 |
| 1996 | 1777 |
| 1997 | 1797 |
| 1998 | 2047 |
| 1999 | 2256 |
| 2000 | 2595 |
| 2001 | 2743 |
| 2002 | 2674 |
| 2003 | 2856 |
| 2004 | 2968 |
| 2005 | 3324 |
| 2006 | 3912 |
| 2007 | 4248 |
| 2008 | 4548 |
| 2009 | 5328 |
| 2010 | 6302 |
| 2011 | 7262 |
| 2012 | 7523 |
| 2013 | 7686 |
| 2014 | 7470 |
| 2015 | 7332 |
| 2016 | 7899 |
| 2017 | 7563 |
| 2018 | 7049 |
| 2019 | 6811 |
| 2020 | 13183 |
| 2021 | 11742 |
| 2022 | 2025 |
| 2023 | 417 |
| 2024 | 179 |