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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1930 | 1 |
| 1947 | 1 |
| 1948 | 1 |
| 1952 | 2 |
| 1954 | 1 |
| 1956 | 2 |
| 1957 | 1 |
| 1958 | 4 |
| 1959 | 2 |
| 1960 | 5 |
| 1961 | 3 |
| 1962 | 6 |
| 1963 | 16 |
| 1964 | 8 |
| 1965 | 10 |
| 1966 | 11 |
| 1967 | 11 |
| 1968 | 5 |
| 1969 | 4 |
| 1970 | 4 |
| 1971 | 14 |
| 1972 | 11 |
| 1973 | 10 |
| 1974 | 22 |
| 1975 | 17 |
| 1976 | 11 |
| 1977 | 15 |
| 1978 | 17 |
| 1979 | 21 |
| 1980 | 14 |
| 1981 | 25 |
| 1982 | 38 |
| 1983 | 38 |
| 1984 | 42 |
| 1985 | 62 |
| 1986 | 48 |
| 1987 | 90 |
| 1988 | 91 |
| 1989 | 96 |
| 1990 | 76 |
| 1991 | 106 |
| 1992 | 125 |
| 1993 | 154 |
| 1994 | 174 |
| 1995 | 166 |
| 1996 | 207 |
| 1997 | 214 |
| 1998 | 212 |
| 1999 | 241 |
| 2000 | 257 |
| 2001 | 302 |
| 2002 | 341 |
| 2003 | 422 |
| 2004 | 482 |
| 2005 | 639 |
| 2006 | 697 |
| 2007 | 775 |
| 2008 | 937 |
| 2009 | 1021 |
| 2010 | 1238 |
| 2011 | 1352 |
| 2012 | 1543 |
| 2013 | 1742 |
| 2014 | 2043 |
| 2015 | 2218 |
| 2016 | 2346 |
| 2017 | 2506 |
| 2018 | 2859 |
| 2019 | 3234 |
| 2020 | 3904 |
| 2021 | 4495 |
| 2022 | 5090 |
| 2023 | 2395 |