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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1920 | 2 |
| 1921 | 1 |
| 1922 | 1 |
| 1925 | 1 |
| 1937 | 1 |
| 1938 | 2 |
| 1939 | 1 |
| 1943 | 2 |
| 1945 | 1 |
| 1948 | 1 |
| 1952 | 1 |
| 1958 | 1 |
| 1960 | 1 |
| 1962 | 1 |
| 1963 | 1 |
| 1964 | 1 |
| 1966 | 7 |
| 1967 | 1 |
| 1968 | 7 |
| 1969 | 3 |
| 1970 | 7 |
| 1971 | 10 |
| 1972 | 11 |
| 1973 | 9 |
| 1974 | 6 |
| 1975 | 12 |
| 1976 | 13 |
| 1977 | 8 |
| 1978 | 21 |
| 1979 | 21 |
| 1980 | 19 |
| 1981 | 19 |
| 1982 | 20 |
| 1983 | 37 |
| 1984 | 28 |
| 1985 | 30 |
| 1986 | 43 |
| 1987 | 44 |
| 1988 | 51 |
| 1989 | 92 |
| 1990 | 77 |
| 1991 | 79 |
| 1992 | 105 |
| 1993 | 100 |
| 1994 | 77 |
| 1995 | 99 |
| 1996 | 84 |
| 1997 | 88 |
| 1998 | 101 |
| 1999 | 98 |
| 2000 | 132 |
| 2001 | 154 |
| 2002 | 166 |
| 2003 | 182 |
| 2004 | 198 |
| 2005 | 259 |
| 2006 | 299 |
| 2007 | 352 |
| 2008 | 381 |
| 2009 | 424 |
| 2010 | 466 |
| 2011 | 583 |
| 2012 | 736 |
| 2013 | 744 |
| 2014 | 1003 |
| 2015 | 978 |
| 2016 | 1118 |
| 2017 | 1220 |
| 2018 | 1316 |
| 2019 | 1392 |
| 2020 | 1892 |
| 2021 | 2493 |
| 2022 | 2743 |
| 2023 | 630 |