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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 1 |
| 1951 | 2 |
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 1 |
| 1956 | 1 |
| 1957 | 2 |
| 1959 | 4 |
| 1961 | 1 |
| 1962 | 1 |
| 1963 | 3 |
| 1964 | 5 |
| 1965 | 3 |
| 1966 | 3 |
| 1967 | 8 |
| 1968 | 10 |
| 1969 | 3 |
| 1970 | 2 |
| 1971 | 5 |
| 1972 | 3 |
| 1973 | 4 |
| 1974 | 3 |
| 1975 | 6 |
| 1976 | 4 |
| 1977 | 6 |
| 1978 | 8 |
| 1979 | 9 |
| 1980 | 15 |
| 1981 | 16 |
| 1982 | 10 |
| 1983 | 19 |
| 1984 | 16 |
| 1985 | 24 |
| 1986 | 36 |
| 1987 | 40 |
| 1988 | 44 |
| 1989 | 32 |
| 1990 | 47 |
| 1991 | 39 |
| 1992 | 47 |
| 1993 | 61 |
| 1994 | 68 |
| 1995 | 88 |
| 1996 | 94 |
| 1997 | 97 |
| 1998 | 105 |
| 1999 | 116 |
| 2000 | 161 |
| 2001 | 164 |
| 2002 | 205 |
| 2003 | 230 |
| 2004 | 245 |
| 2005 | 257 |
| 2006 | 359 |
| 2007 | 439 |
| 2008 | 449 |
| 2009 | 577 |
| 2010 | 609 |
| 2011 | 709 |
| 2012 | 865 |
| 2013 | 973 |
| 2014 | 1102 |
| 2015 | 1202 |
| 2016 | 1237 |
| 2017 | 1353 |
| 2018 | 1551 |
| 2019 | 1736 |
| 2020 | 2159 |
| 2021 | 2483 |
| 2022 | 2924 |
| 2023 | 2852 |
| 2024 | 1275 |