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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1936 | 1 |
| 1939 | 2 |
| 1940 | 1 |
| 1941 | 2 |
| 1944 | 1 |
| 1945 | 2 |
| 1946 | 2 |
| 1947 | 3 |
| 1948 | 3 |
| 1949 | 7 |
| 1950 | 1 |
| 1951 | 3 |
| 1952 | 7 |
| 1953 | 9 |
| 1954 | 7 |
| 1955 | 14 |
| 1956 | 20 |
| 1957 | 28 |
| 1958 | 33 |
| 1959 | 29 |
| 1960 | 31 |
| 1961 | 33 |
| 1962 | 55 |
| 1963 | 71 |
| 1964 | 52 |
| 1965 | 67 |
| 1966 | 59 |
| 1967 | 66 |
| 1968 | 74 |
| 1969 | 104 |
| 1970 | 115 |
| 1971 | 111 |
| 1972 | 174 |
| 1973 | 166 |
| 1974 | 218 |
| 1975 | 193 |
| 1976 | 207 |
| 1977 | 205 |
| 1978 | 243 |
| 1979 | 285 |
| 1980 | 318 |
| 1981 | 307 |
| 1982 | 379 |
| 1983 | 411 |
| 1984 | 429 |
| 1985 | 540 |
| 1986 | 607 |
| 1987 | 685 |
| 1988 | 815 |
| 1989 | 857 |
| 1990 | 924 |
| 1991 | 1114 |
| 1992 | 1195 |
| 1993 | 1275 |
| 1994 | 1531 |
| 1995 | 1743 |
| 1996 | 1784 |
| 1997 | 1873 |
| 1998 | 2050 |
| 1999 | 2319 |
| 2000 | 2525 |
| 2001 | 2909 |
| 2002 | 3277 |
| 2003 | 3862 |
| 2004 | 4529 |
| 2005 | 5583 |
| 2006 | 6458 |
| 2007 | 7193 |
| 2008 | 7982 |
| 2009 | 9026 |
| 2010 | 10383 |
| 2011 | 11844 |
| 2012 | 13052 |
| 2013 | 14518 |
| 2014 | 16016 |
| 2015 | 17150 |
| 2016 | 17673 |
| 2017 | 19154 |
| 2018 | 20777 |
| 2019 | 23701 |
| 2020 | 27741 |
| 2021 | 31700 |
| 2022 | 35492 |
| 2023 | 15747 |