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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 4 |
| 1947 | 1 |
| 1948 | 2 |
| 1949 | 1 |
| 1950 | 2 |
| 1951 | 6 |
| 1952 | 3 |
| 1953 | 6 |
| 1954 | 3 |
| 1955 | 5 |
| 1956 | 5 |
| 1957 | 9 |
| 1958 | 3 |
| 1959 | 5 |
| 1960 | 1 |
| 1961 | 5 |
| 1962 | 9 |
| 1964 | 2 |
| 1965 | 2 |
| 1966 | 4 |
| 1971 | 3 |
| 1975 | 20 |
| 1976 | 25 |
| 1977 | 66 |
| 1978 | 122 |
| 1979 | 139 |
| 1980 | 121 |
| 1981 | 102 |
| 1982 | 124 |
| 1983 | 158 |
| 1984 | 133 |
| 1985 | 134 |
| 1986 | 211 |
| 1987 | 266 |
| 1988 | 311 |
| 1989 | 311 |
| 1990 | 299 |
| 1991 | 306 |
| 1992 | 301 |
| 1993 | 255 |
| 1994 | 240 |
| 1995 | 209 |
| 1996 | 146 |
| 1997 | 169 |
| 1998 | 168 |
| 1999 | 179 |
| 2000 | 145 |
| 2001 | 181 |
| 2002 | 211 |
| 2003 | 213 |
| 2004 | 200 |
| 2005 | 261 |
| 2006 | 282 |
| 2007 | 250 |
| 2008 | 273 |
| 2009 | 292 |
| 2010 | 281 |
| 2011 | 245 |
| 2012 | 215 |
| 2013 | 215 |
| 2014 | 197 |
| 2015 | 162 |
| 2016 | 124 |
| 2017 | 95 |
| 2018 | 70 |
| 2019 | 75 |
| 2020 | 62 |
| 2021 | 22 |
| 2022 | 10 |
| 2023 | 7 |
| 2024 | 1 |