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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1943 | 1 |
| 1944 | 1 |
| 1947 | 3 |
| 1948 | 8 |
| 1950 | 8 |
| 1951 | 4 |
| 1952 | 5 |
| 1953 | 7 |
| 1954 | 4 |
| 1955 | 9 |
| 1956 | 11 |
| 1957 | 14 |
| 1958 | 15 |
| 1959 | 9 |
| 1960 | 8 |
| 1961 | 6 |
| 1962 | 8 |
| 1963 | 26 |
| 1964 | 17 |
| 1965 | 10 |
| 1966 | 18 |
| 1967 | 9 |
| 1968 | 15 |
| 1969 | 12 |
| 1970 | 20 |
| 1971 | 18 |
| 1972 | 33 |
| 1973 | 29 |
| 1974 | 20 |
| 1975 | 17 |
| 1976 | 22 |
| 1977 | 28 |
| 1978 | 20 |
| 1979 | 37 |
| 1980 | 25 |
| 1981 | 50 |
| 1982 | 47 |
| 1983 | 41 |
| 1984 | 52 |
| 1985 | 42 |
| 1986 | 55 |
| 1987 | 62 |
| 1988 | 75 |
| 1989 | 102 |
| 1990 | 85 |
| 1991 | 103 |
| 1992 | 106 |
| 1993 | 127 |
| 1994 | 145 |
| 1995 | 152 |
| 1996 | 200 |
| 1997 | 190 |
| 1998 | 224 |
| 1999 | 249 |
| 2000 | 300 |
| 2001 | 356 |
| 2002 | 430 |
| 2003 | 543 |
| 2004 | 657 |
| 2005 | 764 |
| 2006 | 915 |
| 2007 | 1019 |
| 2008 | 1262 |
| 2009 | 1470 |
| 2010 | 1845 |
| 2011 | 2088 |
| 2012 | 2538 |
| 2013 | 2775 |
| 2014 | 3302 |
| 2015 | 3785 |
| 2016 | 3969 |
| 2017 | 4266 |
| 2018 | 4875 |
| 2019 | 5716 |
| 2020 | 6778 |
| 2021 | 7837 |
| 2022 | 9137 |
| 2023 | 1230 |