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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 1 |
| 1951 | 1 |
| 1953 | 2 |
| 1954 | 3 |
| 1955 | 2 |
| 1956 | 1 |
| 1957 | 3 |
| 1958 | 2 |
| 1959 | 2 |
| 1960 | 8 |
| 1961 | 11 |
| 1962 | 20 |
| 1963 | 18 |
| 1964 | 16 |
| 1965 | 14 |
| 1966 | 11 |
| 1967 | 5 |
| 1968 | 9 |
| 1969 | 8 |
| 1970 | 11 |
| 1971 | 9 |
| 1972 | 40 |
| 1973 | 67 |
| 1974 | 75 |
| 1975 | 54 |
| 1976 | 57 |
| 1977 | 35 |
| 1978 | 89 |
| 1979 | 83 |
| 1980 | 62 |
| 1981 | 68 |
| 1982 | 94 |
| 1983 | 98 |
| 1984 | 113 |
| 1985 | 133 |
| 1986 | 115 |
| 1987 | 115 |
| 1988 | 151 |
| 1989 | 154 |
| 1990 | 254 |
| 1991 | 177 |
| 1992 | 212 |
| 1993 | 247 |
| 1994 | 221 |
| 1995 | 262 |
| 1996 | 262 |
| 1997 | 271 |
| 1998 | 241 |
| 1999 | 256 |
| 2000 | 293 |
| 2001 | 382 |
| 2002 | 555 |
| 2003 | 801 |
| 2004 | 859 |
| 2005 | 967 |
| 2006 | 1085 |
| 2007 | 1245 |
| 2008 | 1248 |
| 2009 | 1318 |
| 2010 | 1348 |
| 2011 | 1431 |
| 2012 | 1581 |
| 2013 | 1546 |
| 2014 | 1535 |
| 2015 | 1117 |
| 2016 | 919 |
| 2017 | 984 |
| 2018 | 972 |
| 2019 | 1003 |
| 2020 | 1002 |
| 2021 | 905 |
| 2022 | 590 |
| 2023 | 270 |
| 2024 | 240 |