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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1936 | 1 |
| 1948 | 2 |
| 1949 | 1 |
| 1951 | 5 |
| 1956 | 2 |
| 1957 | 1 |
| 1958 | 4 |
| 1959 | 10 |
| 1960 | 4 |
| 1961 | 5 |
| 1962 | 4 |
| 1963 | 6 |
| 1964 | 10 |
| 1965 | 7 |
| 1966 | 4 |
| 1967 | 1 |
| 1968 | 1 |
| 1969 | 7 |
| 1970 | 1 |
| 1971 | 2 |
| 1972 | 2 |
| 1973 | 6 |
| 1974 | 3 |
| 1975 | 3 |
| 1976 | 6 |
| 1977 | 8 |
| 1978 | 5 |
| 1979 | 8 |
| 1980 | 19 |
| 1981 | 17 |
| 1982 | 15 |
| 1983 | 18 |
| 1984 | 25 |
| 1985 | 31 |
| 1986 | 31 |
| 1987 | 46 |
| 1988 | 50 |
| 1989 | 44 |
| 1990 | 64 |
| 1991 | 75 |
| 1992 | 86 |
| 1993 | 90 |
| 1994 | 100 |
| 1995 | 114 |
| 1996 | 113 |
| 1997 | 130 |
| 1998 | 162 |
| 1999 | 189 |
| 2000 | 228 |
| 2001 | 253 |
| 2002 | 290 |
| 2003 | 351 |
| 2004 | 375 |
| 2005 | 460 |
| 2006 | 641 |
| 2007 | 708 |
| 2008 | 795 |
| 2009 | 946 |
| 2010 | 1094 |
| 2011 | 1250 |
| 2012 | 1503 |
| 2013 | 1700 |
| 2014 | 1998 |
| 2015 | 2185 |
| 2016 | 2450 |
| 2017 | 2551 |
| 2018 | 2947 |
| 2019 | 3364 |
| 2020 | 3990 |
| 2021 | 4506 |
| 2022 | 5253 |
| 2023 | 1502 |