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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1933 | 1 |
| 1945 | 4 |
| 1946 | 2 |
| 1947 | 1 |
| 1948 | 5 |
| 1949 | 5 |
| 1950 | 5 |
| 1951 | 8 |
| 1952 | 4 |
| 1953 | 4 |
| 1954 | 7 |
| 1955 | 8 |
| 1956 | 6 |
| 1957 | 4 |
| 1958 | 7 |
| 1959 | 14 |
| 1960 | 10 |
| 1961 | 8 |
| 1962 | 33 |
| 1963 | 23 |
| 1964 | 25 |
| 1965 | 32 |
| 1966 | 15 |
| 1967 | 31 |
| 1968 | 31 |
| 1969 | 48 |
| 1970 | 78 |
| 1971 | 87 |
| 1972 | 73 |
| 1973 | 75 |
| 1974 | 78 |
| 1975 | 90 |
| 1976 | 88 |
| 1977 | 105 |
| 1978 | 99 |
| 1979 | 97 |
| 1980 | 110 |
| 1981 | 102 |
| 1982 | 131 |
| 1983 | 145 |
| 1984 | 142 |
| 1985 | 171 |
| 1986 | 200 |
| 1987 | 210 |
| 1988 | 261 |
| 1989 | 296 |
| 1990 | 325 |
| 1991 | 392 |
| 1992 | 448 |
| 1993 | 466 |
| 1994 | 548 |
| 1995 | 605 |
| 1996 | 794 |
| 1997 | 827 |
| 1998 | 984 |
| 1999 | 1167 |
| 2000 | 1394 |
| 2001 | 1718 |
| 2002 | 1825 |
| 2003 | 2090 |
| 2004 | 2449 |
| 2005 | 2882 |
| 2006 | 3214 |
| 2007 | 3583 |
| 2008 | 3943 |
| 2009 | 4362 |
| 2010 | 5068 |
| 2011 | 5610 |
| 2012 | 5824 |
| 2013 | 6179 |
| 2014 | 7355 |
| 2015 | 7569 |
| 2016 | 7762 |
| 2017 | 8174 |
| 2018 | 8167 |
| 2019 | 8668 |
| 2020 | 9697 |
| 2021 | 10682 |
| 2022 | 10523 |
| 2023 | 4773 |