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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1860 | 1 |
| 1906 | 1 |
| 1916 | 1 |
| 1917 | 1 |
| 1923 | 2 |
| 1933 | 1 |
| 1935 | 1 |
| 1936 | 1 |
| 1938 | 1 |
| 1946 | 1 |
| 1947 | 3 |
| 1949 | 1 |
| 1951 | 3 |
| 1952 | 5 |
| 1953 | 2 |
| 1954 | 4 |
| 1955 | 6 |
| 1956 | 4 |
| 1957 | 4 |
| 1958 | 6 |
| 1959 | 8 |
| 1960 | 5 |
| 1961 | 9 |
| 1962 | 6 |
| 1963 | 1 |
| 1964 | 3 |
| 1965 | 5 |
| 1966 | 6 |
| 1967 | 12 |
| 1968 | 13 |
| 1969 | 14 |
| 1970 | 12 |
| 1971 | 15 |
| 1972 | 16 |
| 1973 | 23 |
| 1974 | 17 |
| 1975 | 27 |
| 1976 | 24 |
| 1977 | 30 |
| 1978 | 29 |
| 1979 | 22 |
| 1980 | 33 |
| 1981 | 37 |
| 1982 | 34 |
| 1983 | 38 |
| 1984 | 41 |
| 1985 | 46 |
| 1986 | 67 |
| 1987 | 61 |
| 1988 | 73 |
| 1989 | 82 |
| 1990 | 71 |
| 1991 | 82 |
| 1992 | 98 |
| 1993 | 85 |
| 1994 | 72 |
| 1995 | 96 |
| 1996 | 97 |
| 1997 | 95 |
| 1998 | 96 |
| 1999 | 89 |
| 2000 | 97 |
| 2001 | 120 |
| 2002 | 114 |
| 2003 | 129 |
| 2004 | 142 |
| 2005 | 180 |
| 2006 | 186 |
| 2007 | 209 |
| 2008 | 183 |
| 2009 | 185 |
| 2010 | 176 |
| 2011 | 211 |
| 2012 | 197 |
| 2013 | 247 |
| 2014 | 268 |
| 2015 | 255 |
| 2016 | 276 |
| 2017 | 276 |
| 2018 | 294 |
| 2019 | 311 |
| 2020 | 309 |
| 2021 | 344 |
| 2022 | 292 |
| 2023 | 291 |
| 2024 | 268 |
| 2025 | 279 |
| 2026 | 224 |