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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1928 | 1 |
| 1946 | 1 |
| 1949 | 1 |
| 1950 | 1 |
| 1959 | 1 |
| 1962 | 2 |
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 1 |
| 1972 | 2 |
| 1973 | 1 |
| 1974 | 2 |
| 1975 | 2 |
| 1976 | 2 |
| 1977 | 1 |
| 1978 | 2 |
| 1979 | 2 |
| 1980 | 8 |
| 1981 | 8 |
| 1982 | 13 |
| 1983 | 10 |
| 1984 | 10 |
| 1985 | 10 |
| 1986 | 7 |
| 1987 | 13 |
| 1988 | 20 |
| 1989 | 20 |
| 1990 | 28 |
| 1991 | 25 |
| 1992 | 25 |
| 1993 | 30 |
| 1994 | 44 |
| 1995 | 52 |
| 1996 | 57 |
| 1997 | 72 |
| 1998 | 68 |
| 1999 | 76 |
| 2000 | 89 |
| 2001 | 109 |
| 2002 | 128 |
| 2003 | 181 |
| 2004 | 206 |
| 2005 | 297 |
| 2006 | 341 |
| 2007 | 371 |
| 2008 | 435 |
| 2009 | 472 |
| 2010 | 540 |
| 2011 | 614 |
| 2012 | 698 |
| 2013 | 832 |
| 2014 | 918 |
| 2015 | 998 |
| 2016 | 1091 |
| 2017 | 1112 |
| 2018 | 1264 |
| 2019 | 1483 |
| 2020 | 1802 |
| 2021 | 1927 |
| 2022 | 2190 |
| 2023 | 576 |