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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1870 | 1 |
| 1921 | 1 |
| 1943 | 1 |
| 1945 | 2 |
| 1946 | 2 |
| 1947 | 3 |
| 1948 | 2 |
| 1949 | 8 |
| 1950 | 8 |
| 1951 | 7 |
| 1952 | 7 |
| 1953 | 3 |
| 1954 | 5 |
| 1955 | 4 |
| 1956 | 7 |
| 1957 | 14 |
| 1958 | 8 |
| 1959 | 6 |
| 1960 | 10 |
| 1961 | 2 |
| 1962 | 8 |
| 1963 | 10 |
| 1964 | 13 |
| 1965 | 11 |
| 1966 | 18 |
| 1967 | 14 |
| 1968 | 23 |
| 1969 | 16 |
| 1970 | 22 |
| 1971 | 30 |
| 1972 | 33 |
| 1973 | 29 |
| 1974 | 38 |
| 1975 | 36 |
| 1976 | 30 |
| 1977 | 44 |
| 1978 | 42 |
| 1979 | 53 |
| 1980 | 48 |
| 1981 | 35 |
| 1982 | 69 |
| 1983 | 63 |
| 1984 | 71 |
| 1985 | 72 |
| 1986 | 84 |
| 1987 | 89 |
| 1988 | 117 |
| 1989 | 83 |
| 1990 | 118 |
| 1991 | 95 |
| 1992 | 126 |
| 1993 | 157 |
| 1994 | 148 |
| 1995 | 161 |
| 1996 | 128 |
| 1997 | 141 |
| 1998 | 108 |
| 1999 | 149 |
| 2000 | 138 |
| 2001 | 144 |
| 2002 | 133 |
| 2003 | 147 |
| 2004 | 150 |
| 2005 | 156 |
| 2006 | 166 |
| 2007 | 154 |
| 2008 | 169 |
| 2009 | 167 |
| 2010 | 203 |
| 2011 | 195 |
| 2012 | 217 |
| 2013 | 216 |
| 2014 | 252 |
| 2015 | 218 |
| 2016 | 237 |
| 2017 | 247 |
| 2018 | 273 |
| 2019 | 258 |
| 2020 | 243 |
| 2021 | 346 |
| 2022 | 308 |
| 2023 | 242 |
| 2024 | 205 |