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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1943 | 1 |
| 1944 | 3 |
| 1945 | 1 |
| 1947 | 4 |
| 1948 | 4 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 1 |
| 1964 | 2 |
| 1965 | 6 |
| 1966 | 4 |
| 1967 | 3 |
| 1968 | 3 |
| 1969 | 2 |
| 1971 | 2 |
| 1972 | 1 |
| 1973 | 1 |
| 1976 | 3 |
| 1977 | 2 |
| 1979 | 3 |
| 1980 | 3 |
| 1981 | 1 |
| 1982 | 8 |
| 1983 | 5 |
| 1984 | 4 |
| 1985 | 5 |
| 1986 | 5 |
| 1987 | 5 |
| 1988 | 9 |
| 1989 | 6 |
| 1990 | 7 |
| 1991 | 9 |
| 1992 | 12 |
| 1993 | 11 |
| 1994 | 18 |
| 1995 | 16 |
| 1996 | 22 |
| 1997 | 25 |
| 1998 | 30 |
| 1999 | 38 |
| 2000 | 45 |
| 2001 | 49 |
| 2002 | 84 |
| 2003 | 110 |
| 2004 | 132 |
| 2005 | 157 |
| 2006 | 172 |
| 2007 | 203 |
| 2008 | 250 |
| 2009 | 266 |
| 2010 | 320 |
| 2011 | 438 |
| 2012 | 424 |
| 2013 | 411 |
| 2014 | 477 |
| 2015 | 508 |
| 2016 | 473 |
| 2017 | 551 |
| 2018 | 554 |
| 2019 | 558 |
| 2020 | 577 |
| 2021 | 597 |
| 2022 | 540 |
| 2023 | 144 |