Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1930 | 1 |
| 1931 | 1 |
| 1936 | 3 |
| 1938 | 1 |
| 1940 | 2 |
| 1941 | 1 |
| 1945 | 4 |
| 1946 | 2 |
| 1947 | 1 |
| 1948 | 9 |
| 1949 | 2 |
| 1950 | 15 |
| 1951 | 12 |
| 1952 | 16 |
| 1953 | 11 |
| 1954 | 10 |
| 1955 | 11 |
| 1956 | 9 |
| 1957 | 18 |
| 1958 | 24 |
| 1959 | 23 |
| 1960 | 24 |
| 1961 | 20 |
| 1962 | 32 |
| 1963 | 53 |
| 1964 | 44 |
| 1965 | 41 |
| 1966 | 39 |
| 1967 | 30 |
| 1968 | 37 |
| 1969 | 60 |
| 1970 | 74 |
| 1971 | 78 |
| 1972 | 97 |
| 1973 | 90 |
| 1974 | 95 |
| 1975 | 99 |
| 1976 | 103 |
| 1977 | 124 |
| 1978 | 121 |
| 1979 | 195 |
| 1980 | 233 |
| 1981 | 334 |
| 1982 | 331 |
| 1983 | 466 |
| 1984 | 541 |
| 1985 | 505 |
| 1986 | 546 |
| 1987 | 583 |
| 1988 | 612 |
| 1989 | 669 |
| 1990 | 729 |
| 1991 | 793 |
| 1992 | 941 |
| 1993 | 985 |
| 1994 | 1169 |
| 1995 | 1282 |
| 1996 | 1437 |
| 1997 | 1779 |
| 1998 | 2101 |
| 1999 | 2391 |
| 2000 | 2833 |
| 2001 | 3019 |
| 2002 | 3386 |
| 2003 | 4215 |
| 2004 | 5148 |
| 2005 | 6133 |
| 2006 | 6902 |
| 2007 | 7826 |
| 2008 | 8954 |
| 2009 | 9863 |
| 2010 | 11091 |
| 2011 | 12792 |
| 2012 | 14374 |
| 2013 | 15917 |
| 2014 | 18422 |
| 2015 | 20427 |
| 2016 | 21488 |
| 2017 | 22418 |
| 2018 | 25078 |
| 2019 | 28158 |
| 2020 | 33085 |
| 2021 | 37427 |
| 2022 | 26011 |
| 2023 | 14 |
