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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1921 | 1 |
| 1947 | 1 |
| 1948 | 1 |
| 1949 | 3 |
| 1950 | 2 |
| 1951 | 4 |
| 1952 | 2 |
| 1953 | 2 |
| 1955 | 1 |
| 1956 | 1 |
| 1957 | 2 |
| 1958 | 4 |
| 1959 | 1 |
| 1960 | 3 |
| 1961 | 1 |
| 1962 | 3 |
| 1963 | 3 |
| 1964 | 2 |
| 1965 | 7 |
| 1966 | 3 |
| 1967 | 4 |
| 1968 | 11 |
| 1969 | 8 |
| 1970 | 5 |
| 1971 | 12 |
| 1972 | 5 |
| 1973 | 16 |
| 1974 | 14 |
| 1975 | 19 |
| 1976 | 32 |
| 1977 | 26 |
| 1978 | 37 |
| 1979 | 39 |
| 1980 | 31 |
| 1981 | 37 |
| 1982 | 37 |
| 1983 | 53 |
| 1984 | 63 |
| 1985 | 74 |
| 1986 | 72 |
| 1987 | 90 |
| 1988 | 91 |
| 1989 | 91 |
| 1990 | 114 |
| 1991 | 104 |
| 1992 | 104 |
| 1993 | 131 |
| 1994 | 161 |
| 1995 | 111 |
| 1996 | 119 |
| 1997 | 132 |
| 1998 | 144 |
| 1999 | 119 |
| 2000 | 170 |
| 2001 | 165 |
| 2002 | 177 |
| 2003 | 195 |
| 2004 | 190 |
| 2005 | 221 |
| 2006 | 256 |
| 2007 | 284 |
| 2008 | 322 |
| 2009 | 318 |
| 2010 | 363 |
| 2011 | 375 |
| 2012 | 397 |
| 2013 | 429 |
| 2014 | 472 |
| 2015 | 498 |
| 2016 | 556 |
| 2017 | 604 |
| 2018 | 603 |
| 2019 | 645 |
| 2020 | 776 |
| 2021 | 822 |
| 2022 | 781 |
| 2023 | 741 |
| 2024 | 296 |