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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1854 | 1 |
| 1878 | 1 |
| 1923 | 1 |
| 1924 | 1 |
| 1925 | 1 |
| 1928 | 1 |
| 1932 | 1 |
| 1945 | 1 |
| 1947 | 2 |
| 1948 | 6 |
| 1949 | 4 |
| 1950 | 4 |
| 1951 | 10 |
| 1952 | 20 |
| 1953 | 16 |
| 1954 | 24 |
| 1955 | 26 |
| 1956 | 36 |
| 1957 | 21 |
| 1958 | 48 |
| 1959 | 19 |
| 1960 | 3 |
| 1961 | 4 |
| 1962 | 5 |
| 1963 | 10 |
| 1964 | 5 |
| 1965 | 38 |
| 1966 | 50 |
| 1967 | 69 |
| 1968 | 87 |
| 1969 | 66 |
| 1970 | 79 |
| 1971 | 95 |
| 1972 | 80 |
| 1973 | 80 |
| 1974 | 72 |
| 1975 | 79 |
| 1976 | 61 |
| 1977 | 89 |
| 1978 | 73 |
| 1979 | 94 |
| 1980 | 103 |
| 1981 | 103 |
| 1982 | 123 |
| 1983 | 113 |
| 1984 | 141 |
| 1985 | 157 |
| 1986 | 142 |
| 1987 | 152 |
| 1988 | 208 |
| 1989 | 218 |
| 1990 | 238 |
| 1991 | 208 |
| 1992 | 213 |
| 1993 | 219 |
| 1994 | 223 |
| 1995 | 241 |
| 1996 | 246 |
| 1997 | 226 |
| 1998 | 225 |
| 1999 | 260 |
| 2000 | 293 |
| 2001 | 304 |
| 2002 | 276 |
| 2003 | 294 |
| 2004 | 322 |
| 2005 | 344 |
| 2006 | 385 |
| 2007 | 365 |
| 2008 | 399 |
| 2009 | 389 |
| 2010 | 436 |
| 2011 | 478 |
| 2012 | 471 |
| 2013 | 512 |
| 2014 | 491 |
| 2015 | 524 |
| 2016 | 536 |
| 2017 | 572 |
| 2018 | 664 |
| 2019 | 658 |
| 2020 | 700 |
| 2021 | 726 |
| 2022 | 692 |
| 2023 | 586 |
| 2024 | 274 |