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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1937 | 1 |
| 1946 | 1 |
| 1948 | 2 |
| 1950 | 1 |
| 1951 | 1 |
| 1953 | 2 |
| 1955 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1961 | 4 |
| 1962 | 5 |
| 1963 | 1 |
| 1964 | 4 |
| 1965 | 5 |
| 1966 | 2 |
| 1967 | 4 |
| 1968 | 4 |
| 1969 | 4 |
| 1970 | 4 |
| 1971 | 11 |
| 1972 | 15 |
| 1973 | 5 |
| 1974 | 16 |
| 1975 | 6 |
| 1976 | 12 |
| 1977 | 10 |
| 1978 | 23 |
| 1979 | 23 |
| 1980 | 25 |
| 1981 | 32 |
| 1982 | 42 |
| 1983 | 32 |
| 1984 | 43 |
| 1985 | 57 |
| 1986 | 36 |
| 1987 | 53 |
| 1988 | 60 |
| 1989 | 57 |
| 1990 | 54 |
| 1991 | 52 |
| 1992 | 70 |
| 1993 | 71 |
| 1994 | 83 |
| 1995 | 97 |
| 1996 | 69 |
| 1997 | 99 |
| 1998 | 121 |
| 1999 | 96 |
| 2000 | 100 |
| 2001 | 136 |
| 2002 | 161 |
| 2003 | 155 |
| 2004 | 194 |
| 2005 | 201 |
| 2006 | 227 |
| 2007 | 243 |
| 2008 | 277 |
| 2009 | 305 |
| 2010 | 336 |
| 2011 | 346 |
| 2012 | 376 |
| 2013 | 398 |
| 2014 | 402 |
| 2015 | 460 |
| 2016 | 479 |
| 2017 | 486 |
| 2018 | 565 |
| 2019 | 549 |
| 2020 | 701 |
| 2021 | 753 |
| 2022 | 710 |
| 2023 | 521 |