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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1820 | 2 |
| 1825 | 1 |
| 1831 | 1 |
| 1837 | 1 |
| 1891 | 1 |
| 1896 | 2 |
| 1901 | 1 |
| 1909 | 1 |
| 1945 | 14 |
| 1946 | 45 |
| 1947 | 42 |
| 1948 | 38 |
| 1949 | 25 |
| 1950 | 28 |
| 1951 | 49 |
| 1952 | 60 |
| 1953 | 66 |
| 1954 | 90 |
| 1955 | 102 |
| 1956 | 71 |
| 1957 | 59 |
| 1958 | 89 |
| 1959 | 60 |
| 1960 | 61 |
| 1961 | 73 |
| 1962 | 82 |
| 1963 | 97 |
| 1964 | 135 |
| 1965 | 138 |
| 1966 | 100 |
| 1967 | 118 |
| 1968 | 142 |
| 1969 | 137 |
| 1970 | 122 |
| 1971 | 154 |
| 1972 | 141 |
| 1973 | 147 |
| 1974 | 127 |
| 1975 | 148 |
| 1976 | 112 |
| 1977 | 118 |
| 1978 | 118 |
| 1979 | 119 |
| 1980 | 154 |
| 1981 | 112 |
| 1982 | 130 |
| 1983 | 130 |
| 1984 | 167 |
| 1985 | 189 |
| 1986 | 150 |
| 1987 | 186 |
| 1988 | 208 |
| 1989 | 194 |
| 1990 | 190 |
| 1991 | 206 |
| 1992 | 228 |
| 1993 | 214 |
| 1994 | 274 |
| 1995 | 196 |
| 1996 | 236 |
| 1997 | 256 |
| 1998 | 230 |
| 1999 | 210 |
| 2000 | 233 |
| 2001 | 259 |
| 2002 | 237 |
| 2003 | 288 |
| 2004 | 326 |
| 2005 | 334 |
| 2006 | 334 |
| 2007 | 341 |
| 2008 | 408 |
| 2009 | 403 |
| 2010 | 432 |
| 2011 | 453 |
| 2012 | 472 |
| 2013 | 517 |
| 2014 | 527 |
| 2015 | 486 |
| 2016 | 479 |
| 2017 | 495 |
| 2018 | 499 |
| 2019 | 464 |
| 2020 | 498 |
| 2021 | 443 |
| 2022 | 429 |
| 2023 | 459 |
| 2024 | 460 |
| 2025 | 449 |
| 2026 | 255 |