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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1960 | 1 |
| 1965 | 1 |
| 1969 | 2 |
| 1971 | 2 |
| 1972 | 4 |
| 1973 | 13 |
| 1974 | 98 |
| 1975 | 239 |
| 1976 | 244 |
| 1977 | 296 |
| 1978 | 225 |
| 1979 | 284 |
| 1980 | 277 |
| 1981 | 257 |
| 1982 | 275 |
| 1983 | 319 |
| 1984 | 317 |
| 1985 | 301 |
| 1986 | 303 |
| 1987 | 345 |
| 1988 | 428 |
| 1989 | 424 |
| 1990 | 503 |
| 1991 | 481 |
| 1992 | 461 |
| 1993 | 495 |
| 1994 | 491 |
| 1995 | 447 |
| 1996 | 555 |
| 1997 | 632 |
| 1998 | 598 |
| 1999 | 649 |
| 2000 | 795 |
| 2001 | 841 |
| 2002 | 906 |
| 2003 | 1057 |
| 2004 | 1096 |
| 2005 | 1145 |
| 2006 | 1159 |
| 2007 | 1248 |
| 2008 | 1289 |
| 2009 | 1267 |
| 2010 | 1351 |
| 2011 | 1465 |
| 2012 | 1571 |
| 2013 | 1595 |
| 2014 | 1766 |
| 2015 | 1789 |
| 2016 | 1897 |
| 2017 | 1789 |
| 2018 | 1987 |
| 2019 | 2145 |
| 2020 | 2145 |
| 2021 | 1670 |
| 2022 | 1493 |
| 2023 | 1216 |
| 2024 | 396 |