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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1851 | 1 |
| 1893 | 1 |
| 1895 | 1 |
| 1905 | 1 |
| 1931 | 1 |
| 1936 | 2 |
| 1937 | 1 |
| 1938 | 1 |
| 1942 | 3 |
| 1943 | 1 |
| 1944 | 2 |
| 1945 | 1 |
| 1946 | 4 |
| 1947 | 4 |
| 1948 | 3 |
| 1949 | 7 |
| 1950 | 8 |
| 1951 | 5 |
| 1952 | 3 |
| 1953 | 2 |
| 1954 | 3 |
| 1955 | 5 |
| 1956 | 3 |
| 1957 | 11 |
| 1958 | 6 |
| 1959 | 6 |
| 1960 | 3 |
| 1961 | 6 |
| 1962 | 4 |
| 1963 | 15 |
| 1964 | 12 |
| 1965 | 10 |
| 1966 | 12 |
| 1967 | 10 |
| 1968 | 8 |
| 1969 | 23 |
| 1970 | 12 |
| 1971 | 17 |
| 1972 | 20 |
| 1973 | 19 |
| 1974 | 14 |
| 1975 | 19 |
| 1976 | 18 |
| 1977 | 19 |
| 1978 | 24 |
| 1979 | 22 |
| 1980 | 19 |
| 1981 | 15 |
| 1982 | 34 |
| 1983 | 27 |
| 1984 | 35 |
| 1985 | 33 |
| 1986 | 34 |
| 1987 | 40 |
| 1988 | 41 |
| 1989 | 71 |
| 1990 | 48 |
| 1991 | 73 |
| 1992 | 65 |
| 1993 | 77 |
| 1994 | 74 |
| 1995 | 49 |
| 1996 | 86 |
| 1997 | 94 |
| 1998 | 114 |
| 1999 | 108 |
| 2000 | 118 |
| 2001 | 115 |
| 2002 | 120 |
| 2003 | 135 |
| 2004 | 163 |
| 2005 | 152 |
| 2006 | 169 |
| 2007 | 199 |
| 2008 | 203 |
| 2009 | 202 |
| 2010 | 221 |
| 2011 | 221 |
| 2012 | 241 |
| 2013 | 224 |
| 2014 | 251 |
| 2015 | 292 |
| 2016 | 272 |
| 2017 | 279 |
| 2018 | 291 |
| 2019 | 301 |
| 2020 | 341 |
| 2021 | 383 |
| 2022 | 342 |
| 2023 | 293 |
| 2024 | 135 |