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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1928 | 1 |
| 1947 | 1 |
| 1950 | 3 |
| 1951 | 2 |
| 1952 | 4 |
| 1953 | 2 |
| 1954 | 3 |
| 1955 | 2 |
| 1956 | 1 |
| 1957 | 1 |
| 1959 | 1 |
| 1963 | 1 |
| 1964 | 4 |
| 1965 | 2 |
| 1966 | 3 |
| 1967 | 2 |
| 1968 | 3 |
| 1969 | 3 |
| 1970 | 2 |
| 1971 | 3 |
| 1972 | 6 |
| 1974 | 4 |
| 1975 | 4 |
| 1976 | 4 |
| 1977 | 5 |
| 1978 | 6 |
| 1979 | 3 |
| 1981 | 2 |
| 1982 | 3 |
| 1984 | 3 |
| 1985 | 6 |
| 1986 | 3 |
| 1987 | 25 |
| 1988 | 35 |
| 1989 | 34 |
| 1990 | 36 |
| 1991 | 50 |
| 1992 | 51 |
| 1993 | 46 |
| 1994 | 54 |
| 1995 | 55 |
| 1996 | 65 |
| 1997 | 65 |
| 1998 | 93 |
| 1999 | 118 |
| 2000 | 125 |
| 2001 | 111 |
| 2002 | 124 |
| 2003 | 141 |
| 2004 | 145 |
| 2005 | 143 |
| 2006 | 149 |
| 2007 | 150 |
| 2008 | 144 |
| 2009 | 137 |
| 2010 | 130 |
| 2011 | 117 |
| 2012 | 114 |
| 2013 | 197 |
| 2014 | 512 |
| 2015 | 648 |
| 2016 | 749 |
| 2017 | 915 |
| 2018 | 971 |
| 2019 | 1003 |
| 2020 | 1131 |
| 2021 | 1294 |
| 2022 | 1214 |
| 2023 | 1170 |
| 2024 | 966 |