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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1919 | 1 |
| 1945 | 1 |
| 1946 | 1 |
| 1947 | 7 |
| 1948 | 1 |
| 1949 | 2 |
| 1950 | 4 |
| 1951 | 6 |
| 1952 | 25 |
| 1953 | 10 |
| 1954 | 11 |
| 1955 | 4 |
| 1956 | 22 |
| 1957 | 34 |
| 1958 | 11 |
| 1959 | 14 |
| 1960 | 27 |
| 1961 | 9 |
| 1962 | 9 |
| 1963 | 45 |
| 1964 | 29 |
| 1965 | 26 |
| 1966 | 27 |
| 1967 | 69 |
| 1968 | 67 |
| 1969 | 71 |
| 1970 | 89 |
| 1971 | 94 |
| 1972 | 94 |
| 1973 | 111 |
| 1974 | 80 |
| 1975 | 132 |
| 1976 | 180 |
| 1977 | 184 |
| 1978 | 158 |
| 1979 | 96 |
| 1980 | 75 |
| 1981 | 54 |
| 1982 | 49 |
| 1983 | 42 |
| 1984 | 67 |
| 1985 | 57 |
| 1986 | 49 |
| 1987 | 57 |
| 1988 | 85 |
| 1989 | 58 |
| 1990 | 71 |
| 1991 | 83 |
| 1992 | 115 |
| 1993 | 115 |
| 1994 | 132 |
| 1995 | 169 |
| 1996 | 159 |
| 1997 | 175 |
| 1998 | 207 |
| 1999 | 248 |
| 2000 | 347 |
| 2001 | 479 |
| 2002 | 637 |
| 2003 | 985 |
| 2004 | 1296 |
| 2005 | 1818 |
| 2006 | 2668 |
| 2007 | 4101 |
| 2008 | 4619 |
| 2009 | 5296 |
| 2010 | 6615 |
| 2011 | 8622 |
| 2012 | 11398 |
| 2013 | 13587 |
| 2014 | 15902 |
| 2015 | 17029 |
| 2016 | 19026 |
| 2017 | 20181 |
| 2018 | 22145 |
| 2019 | 24471 |
| 2020 | 28937 |
| 2021 | 31924 |
| 2022 | 32271 |
| 2023 | 30075 |
| 2024 | 12475 |