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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1953 | 2 |
| 1954 | 1 |
| 1960 | 1 |
| 1961 | 1 |
| 1962 | 1 |
| 1963 | 2 |
| 1965 | 1 |
| 1966 | 3 |
| 1968 | 1 |
| 1969 | 2 |
| 1970 | 1 |
| 1971 | 3 |
| 1972 | 3 |
| 1973 | 5 |
| 1974 | 2 |
| 1975 | 2 |
| 1976 | 1 |
| 1978 | 3 |
| 1979 | 1 |
| 1980 | 2 |
| 1981 | 5 |
| 1982 | 5 |
| 1983 | 4 |
| 1984 | 7 |
| 1985 | 11 |
| 1986 | 9 |
| 1987 | 14 |
| 1988 | 7 |
| 1989 | 14 |
| 1990 | 25 |
| 1991 | 30 |
| 1992 | 28 |
| 1993 | 33 |
| 1994 | 29 |
| 1995 | 30 |
| 1996 | 48 |
| 1997 | 38 |
| 1998 | 44 |
| 1999 | 64 |
| 2000 | 57 |
| 2001 | 113 |
| 2002 | 141 |
| 2003 | 130 |
| 2004 | 151 |
| 2005 | 209 |
| 2006 | 257 |
| 2007 | 278 |
| 2008 | 286 |
| 2009 | 329 |
| 2010 | 321 |
| 2011 | 351 |
| 2012 | 455 |
| 2013 | 493 |
| 2014 | 565 |
| 2015 | 609 |
| 2016 | 651 |
| 2017 | 700 |
| 2018 | 781 |
| 2019 | 941 |
| 2020 | 1116 |
| 2021 | 1202 |
| 2022 | 1302 |
| 2023 | 605 |