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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1952 | 2 |
| 1954 | 2 |
| 1955 | 1 |
| 1956 | 2 |
| 1957 | 1 |
| 1963 | 2 |
| 1964 | 4 |
| 1965 | 3 |
| 1967 | 1 |
| 1974 | 3 |
| 1975 | 2 |
| 1977 | 6 |
| 1978 | 96 |
| 1979 | 180 |
| 1980 | 240 |
| 1981 | 203 |
| 1982 | 194 |
| 1983 | 203 |
| 1984 | 222 |
| 1985 | 162 |
| 1986 | 144 |
| 1987 | 180 |
| 1988 | 167 |
| 1989 | 232 |
| 1990 | 245 |
| 1991 | 218 |
| 1992 | 207 |
| 1993 | 210 |
| 1994 | 199 |
| 1995 | 300 |
| 1996 | 293 |
| 1997 | 305 |
| 1998 | 264 |
| 1999 | 308 |
| 2000 | 334 |
| 2001 | 364 |
| 2002 | 377 |
| 2003 | 387 |
| 2004 | 507 |
| 2005 | 573 |
| 2006 | 583 |
| 2007 | 621 |
| 2008 | 727 |
| 2009 | 683 |
| 2010 | 753 |
| 2011 | 809 |
| 2012 | 810 |
| 2013 | 965 |
| 2014 | 920 |
| 2015 | 974 |
| 2016 | 1007 |
| 2017 | 1070 |
| 2018 | 1074 |
| 2019 | 1042 |
| 2020 | 1251 |
| 2021 | 1478 |
| 2022 | 1411 |
| 2023 | 1177 |
| 2024 | 399 |