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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1878 | 1 |
| 1901 | 1 |
| 1914 | 1 |
| 1917 | 1 |
| 1919 | 1 |
| 1923 | 1 |
| 1936 | 1 |
| 1939 | 1 |
| 1940 | 1 |
| 1941 | 2 |
| 1942 | 2 |
| 1944 | 3 |
| 1945 | 9 |
| 1946 | 22 |
| 1947 | 31 |
| 1948 | 21 |
| 1949 | 14 |
| 1950 | 35 |
| 1951 | 47 |
| 1952 | 45 |
| 1953 | 54 |
| 1954 | 60 |
| 1955 | 59 |
| 1956 | 60 |
| 1957 | 60 |
| 1958 | 67 |
| 1959 | 62 |
| 1960 | 50 |
| 1961 | 34 |
| 1962 | 60 |
| 1963 | 63 |
| 1964 | 76 |
| 1965 | 117 |
| 1966 | 79 |
| 1967 | 94 |
| 1968 | 116 |
| 1969 | 113 |
| 1970 | 113 |
| 1971 | 106 |
| 1972 | 132 |
| 1973 | 148 |
| 1974 | 140 |
| 1975 | 124 |
| 1976 | 151 |
| 1977 | 148 |
| 1978 | 174 |
| 1979 | 179 |
| 1980 | 160 |
| 1981 | 191 |
| 1982 | 185 |
| 1983 | 189 |
| 1984 | 208 |
| 1985 | 195 |
| 1986 | 222 |
| 1987 | 257 |
| 1988 | 250 |
| 1989 | 233 |
| 1990 | 263 |
| 1991 | 256 |
| 1992 | 260 |
| 1993 | 270 |
| 1994 | 312 |
| 1995 | 323 |
| 1996 | 344 |
| 1997 | 340 |
| 1998 | 339 |
| 1999 | 367 |
| 2000 | 462 |
| 2001 | 465 |
| 2002 | 496 |
| 2003 | 541 |
| 2004 | 514 |
| 2005 | 582 |
| 2006 | 653 |
| 2007 | 694 |
| 2008 | 732 |
| 2009 | 765 |
| 2010 | 759 |
| 2011 | 934 |
| 2012 | 978 |
| 2013 | 1016 |
| 2014 | 1114 |
| 2015 | 1201 |
| 2016 | 1264 |
| 2017 | 1302 |
| 2018 | 1380 |
| 2019 | 1495 |
| 2020 | 1818 |
| 2021 | 2144 |
| 2022 | 2146 |
| 2023 | 206 |