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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1841 | 1 |
| 1870 | 1 |
| 1938 | 1 |
| 1945 | 7 |
| 1946 | 10 |
| 1947 | 31 |
| 1948 | 34 |
| 1949 | 28 |
| 1950 | 64 |
| 1951 | 73 |
| 1952 | 87 |
| 1953 | 100 |
| 1954 | 103 |
| 1955 | 118 |
| 1956 | 91 |
| 1957 | 114 |
| 1958 | 91 |
| 1959 | 43 |
| 1963 | 70 |
| 1964 | 135 |
| 1965 | 102 |
| 1966 | 128 |
| 1967 | 134 |
| 1968 | 113 |
| 1969 | 99 |
| 1970 | 82 |
| 1971 | 94 |
| 1972 | 82 |
| 1973 | 66 |
| 1974 | 50 |
| 1975 | 59 |
| 1976 | 62 |
| 1977 | 68 |
| 1978 | 71 |
| 1979 | 75 |
| 1980 | 70 |
| 1981 | 55 |
| 1982 | 63 |
| 1983 | 48 |
| 1984 | 48 |
| 1985 | 41 |
| 1986 | 54 |
| 1987 | 58 |
| 1988 | 112 |
| 1989 | 106 |
| 1990 | 155 |
| 1991 | 153 |
| 1992 | 146 |
| 1993 | 165 |
| 1994 | 150 |
| 1995 | 152 |
| 1996 | 156 |
| 1997 | 155 |
| 1998 | 140 |
| 1999 | 159 |
| 2000 | 234 |
| 2001 | 224 |
| 2002 | 221 |
| 2003 | 241 |
| 2004 | 241 |
| 2005 | 261 |
| 2006 | 297 |
| 2007 | 302 |
| 2008 | 312 |
| 2009 | 341 |
| 2010 | 339 |
| 2011 | 411 |
| 2012 | 396 |
| 2013 | 487 |
| 2014 | 872 |
| 2015 | 1057 |
| 2016 | 1187 |
| 2017 | 1171 |
| 2018 | 1102 |
| 2019 | 1120 |
| 2020 | 1120 |
| 2021 | 1215 |
| 2022 | 1182 |
| 2023 | 1207 |
| 2024 | 440 |