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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1928 | 2 |
| 1935 | 1 |
| 1936 | 1 |
| 1937 | 1 |
| 1938 | 1 |
| 1940 | 2 |
| 1941 | 1 |
| 1942 | 1 |
| 1949 | 1 |
| 1951 | 3 |
| 1954 | 2 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 2 |
| 1960 | 4 |
| 1962 | 11 |
| 1963 | 3 |
| 1964 | 7 |
| 1965 | 3 |
| 1966 | 6 |
| 1967 | 2 |
| 1968 | 11 |
| 1969 | 11 |
| 1970 | 6 |
| 1971 | 5 |
| 1972 | 12 |
| 1973 | 7 |
| 1974 | 14 |
| 1975 | 13 |
| 1976 | 15 |
| 1977 | 13 |
| 1978 | 18 |
| 1979 | 17 |
| 1980 | 28 |
| 1981 | 36 |
| 1982 | 39 |
| 1983 | 40 |
| 1984 | 38 |
| 1985 | 49 |
| 1986 | 60 |
| 1987 | 58 |
| 1988 | 79 |
| 1989 | 78 |
| 1990 | 95 |
| 1991 | 100 |
| 1992 | 134 |
| 1993 | 131 |
| 1994 | 142 |
| 1995 | 196 |
| 1996 | 169 |
| 1997 | 208 |
| 1998 | 245 |
| 1999 | 239 |
| 2000 | 308 |
| 2001 | 319 |
| 2002 | 414 |
| 2003 | 466 |
| 2004 | 563 |
| 2005 | 730 |
| 2006 | 859 |
| 2007 | 939 |
| 2008 | 1034 |
| 2009 | 1308 |
| 2010 | 1521 |
| 2011 | 1856 |
| 2012 | 2250 |
| 2013 | 2634 |
| 2014 | 3048 |
| 2015 | 3482 |
| 2016 | 3668 |
| 2017 | 4157 |
| 2018 | 4777 |
| 2019 | 5565 |
| 2020 | 6758 |
| 2021 | 7760 |
| 2022 | 9228 |
| 2023 | 9284 |
| 2024 | 7362 |
| 2025 | 5 |