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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 1 |
| 1954 | 1 |
| 1957 | 5 |
| 1958 | 2 |
| 1959 | 7 |
| 1960 | 7 |
| 1961 | 10 |
| 1962 | 10 |
| 1963 | 22 |
| 1964 | 19 |
| 1965 | 14 |
| 1972 | 1 |
| 1973 | 2 |
| 1977 | 1 |
| 1980 | 3 |
| 1981 | 3 |
| 1982 | 11 |
| 1983 | 27 |
| 1984 | 16 |
| 1985 | 18 |
| 1986 | 11 |
| 1987 | 18 |
| 1988 | 20 |
| 1989 | 13 |
| 1990 | 18 |
| 1991 | 27 |
| 1992 | 19 |
| 1993 | 40 |
| 1994 | 70 |
| 1995 | 159 |
| 1996 | 408 |
| 1997 | 462 |
| 1998 | 771 |
| 1999 | 1220 |
| 2000 | 1273 |
| 2001 | 1340 |
| 2002 | 1268 |
| 2003 | 1284 |
| 2004 | 1286 |
| 2005 | 1193 |
| 2006 | 1205 |
| 2007 | 1261 |
| 2008 | 1944 |
| 2009 | 3125 |
| 2010 | 3318 |
| 2011 | 3530 |
| 2012 | 3939 |
| 2013 | 4034 |
| 2014 | 3755 |
| 2015 | 3760 |
| 2016 | 6472 |
| 2017 | 7211 |
| 2018 | 6840 |
| 2019 | 6521 |
| 2020 | 6402 |
| 2021 | 5541 |
| 2022 | 2003 |
| 2023 | 1505 |
| 2024 | 1012 |