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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1867 | 1 |
| 1895 | 1 |
| 1935 | 1 |
| 1947 | 3 |
| 1948 | 1 |
| 1953 | 1 |
| 1954 | 2 |
| 1956 | 2 |
| 1957 | 3 |
| 1958 | 3 |
| 1960 | 1 |
| 1961 | 2 |
| 1962 | 3 |
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 4 |
| 1966 | 1 |
| 1967 | 1 |
| 1968 | 5 |
| 1969 | 5 |
| 1970 | 6 |
| 1971 | 7 |
| 1972 | 14 |
| 1973 | 26 |
| 1974 | 22 |
| 1975 | 51 |
| 1976 | 44 |
| 1977 | 46 |
| 1978 | 53 |
| 1979 | 54 |
| 1980 | 87 |
| 1981 | 67 |
| 1982 | 90 |
| 1983 | 91 |
| 1984 | 117 |
| 1985 | 106 |
| 1986 | 106 |
| 1987 | 128 |
| 1988 | 157 |
| 1989 | 172 |
| 1990 | 171 |
| 1991 | 198 |
| 1992 | 214 |
| 1993 | 262 |
| 1994 | 251 |
| 1995 | 240 |
| 1996 | 223 |
| 1997 | 237 |
| 1998 | 241 |
| 1999 | 247 |
| 2000 | 243 |
| 2001 | 259 |
| 2002 | 309 |
| 2003 | 295 |
| 2004 | 306 |
| 2005 | 331 |
| 2006 | 344 |
| 2007 | 359 |
| 2008 | 369 |
| 2009 | 420 |
| 2010 | 427 |
| 2011 | 471 |
| 2012 | 532 |
| 2013 | 613 |
| 2014 | 713 |
| 2015 | 738 |
| 2016 | 808 |
| 2017 | 956 |
| 2018 | 1100 |
| 2019 | 1077 |
| 2020 | 1201 |
| 2021 | 1429 |
| 2022 | 1389 |
| 2023 | 1330 |
| 2024 | 514 |