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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1937 | 1 |
| 1945 | 8 |
| 1946 | 6 |
| 1947 | 8 |
| 1948 | 20 |
| 1949 | 22 |
| 1950 | 20 |
| 1951 | 40 |
| 1952 | 41 |
| 1953 | 33 |
| 1954 | 19 |
| 1955 | 30 |
| 1956 | 20 |
| 1957 | 20 |
| 1958 | 40 |
| 1959 | 33 |
| 1960 | 47 |
| 1961 | 40 |
| 1962 | 33 |
| 1963 | 31 |
| 1964 | 34 |
| 1965 | 55 |
| 1966 | 40 |
| 1967 | 36 |
| 1968 | 59 |
| 1969 | 41 |
| 1970 | 37 |
| 1971 | 40 |
| 1972 | 42 |
| 1973 | 40 |
| 1974 | 34 |
| 1975 | 39 |
| 1976 | 56 |
| 1977 | 50 |
| 1978 | 56 |
| 1979 | 63 |
| 1980 | 78 |
| 1981 | 67 |
| 1982 | 50 |
| 1983 | 69 |
| 1984 | 70 |
| 1985 | 89 |
| 1986 | 73 |
| 1987 | 90 |
| 1988 | 135 |
| 1989 | 118 |
| 1990 | 130 |
| 1991 | 162 |
| 1992 | 176 |
| 1993 | 189 |
| 1994 | 201 |
| 1995 | 227 |
| 1996 | 246 |
| 1997 | 293 |
| 1998 | 292 |
| 1999 | 363 |
| 2000 | 419 |
| 2001 | 498 |
| 2002 | 581 |
| 2003 | 690 |
| 2004 | 808 |
| 2005 | 1056 |
| 2006 | 1289 |
| 2007 | 1518 |
| 2008 | 1751 |
| 2009 | 2024 |
| 2010 | 2413 |
| 2011 | 2842 |
| 2012 | 3093 |
| 2013 | 3362 |
| 2014 | 3625 |
| 2015 | 4069 |
| 2016 | 4316 |
| 2017 | 4786 |
| 2018 | 5090 |
| 2019 | 5324 |
| 2020 | 6316 |
| 2021 | 7022 |
| 2022 | 6650 |
| 2023 | 6205 |
| 2024 | 2244 |