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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1927 | 1 |
| 1929 | 1 |
| 1934 | 2 |
| 1936 | 1 |
| 1937 | 2 |
| 1939 | 1 |
| 1940 | 2 |
| 1941 | 3 |
| 1945 | 1 |
| 1946 | 8 |
| 1947 | 2 |
| 1948 | 1 |
| 1950 | 5 |
| 1951 | 6 |
| 1952 | 1 |
| 1953 | 14 |
| 1954 | 8 |
| 1955 | 2 |
| 1956 | 2 |
| 1957 | 5 |
| 1958 | 6 |
| 1959 | 5 |
| 1960 | 9 |
| 1961 | 5 |
| 1962 | 18 |
| 1963 | 18 |
| 1964 | 5 |
| 1965 | 15 |
| 1966 | 10 |
| 1967 | 8 |
| 1968 | 13 |
| 1969 | 31 |
| 1970 | 18 |
| 1971 | 22 |
| 1972 | 25 |
| 1973 | 31 |
| 1974 | 38 |
| 1975 | 24 |
| 1976 | 47 |
| 1977 | 46 |
| 1978 | 38 |
| 1979 | 49 |
| 1980 | 63 |
| 1981 | 71 |
| 1982 | 65 |
| 1983 | 82 |
| 1984 | 86 |
| 1985 | 102 |
| 1986 | 133 |
| 1987 | 131 |
| 1988 | 163 |
| 1989 | 173 |
| 1990 | 172 |
| 1991 | 194 |
| 1992 | 243 |
| 1993 | 223 |
| 1994 | 315 |
| 1995 | 304 |
| 1996 | 342 |
| 1997 | 364 |
| 1998 | 375 |
| 1999 | 437 |
| 2000 | 545 |
| 2001 | 585 |
| 2002 | 616 |
| 2003 | 664 |
| 2004 | 770 |
| 2005 | 948 |
| 2006 | 1019 |
| 2007 | 1133 |
| 2008 | 1291 |
| 2009 | 1408 |
| 2010 | 1703 |
| 2011 | 1822 |
| 2012 | 1969 |
| 2013 | 2074 |
| 2014 | 2192 |
| 2015 | 2271 |
| 2016 | 2338 |
| 2017 | 2384 |
| 2018 | 2469 |
| 2019 | 2552 |
| 2020 | 2920 |
| 2021 | 3195 |
| 2022 | 3016 |
| 2023 | 832 |