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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 |
| 1949 | 2 |
| 1950 | 4 |
| 1951 | 6 |
| 1952 | 5 |
| 1953 | 6 |
| 1954 | 3 |
| 1955 | 2 |
| 1956 | 7 |
| 1957 | 3 |
| 1958 | 8 |
| 1959 | 6 |
| 1960 | 5 |
| 1961 | 4 |
| 1962 | 7 |
| 1963 | 3 |
| 1964 | 6 |
| 1965 | 5 |
| 1966 | 5 |
| 1967 | 5 |
| 1968 | 5 |
| 1969 | 4 |
| 1970 | 5 |
| 1971 | 7 |
| 1972 | 4 |
| 1973 | 2 |
| 1974 | 4 |
| 1975 | 4 |
| 1976 | 6 |
| 1977 | 15 |
| 1978 | 14 |
| 1979 | 17 |
| 1980 | 15 |
| 1981 | 20 |
| 1982 | 12 |
| 1983 | 29 |
| 1984 | 30 |
| 1985 | 25 |
| 1986 | 44 |
| 1987 | 51 |
| 1988 | 55 |
| 1989 | 79 |
| 1990 | 79 |
| 1991 | 97 |
| 1992 | 100 |
| 1993 | 97 |
| 1994 | 126 |
| 1995 | 127 |
| 1996 | 113 |
| 1997 | 121 |
| 1998 | 143 |
| 1999 | 155 |
| 2000 | 157 |
| 2001 | 178 |
| 2002 | 175 |
| 2003 | 190 |
| 2004 | 205 |
| 2005 | 229 |
| 2006 | 225 |
| 2007 | 224 |
| 2008 | 206 |
| 2009 | 258 |
| 2010 | 274 |
| 2011 | 255 |
| 2012 | 323 |
| 2013 | 319 |
| 2014 | 335 |
| 2015 | 333 |
| 2016 | 314 |
| 2017 | 344 |
| 2018 | 303 |
| 2019 | 345 |
| 2020 | 404 |
| 2021 | 424 |
| 2022 | 380 |
| 2023 | 182 |