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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1912 | 1 |
| 1937 | 1 |
| 1939 | 2 |
| 1940 | 1 |
| 1942 | 1 |
| 1946 | 6 |
| 1947 | 5 |
| 1948 | 1 |
| 1949 | 7 |
| 1950 | 4 |
| 1951 | 14 |
| 1952 | 8 |
| 1953 | 7 |
| 1954 | 10 |
| 1955 | 9 |
| 1956 | 12 |
| 1957 | 7 |
| 1958 | 11 |
| 1959 | 11 |
| 1960 | 12 |
| 1961 | 6 |
| 1962 | 16 |
| 1963 | 18 |
| 1964 | 20 |
| 1965 | 29 |
| 1966 | 25 |
| 1967 | 37 |
| 1968 | 41 |
| 1969 | 39 |
| 1970 | 37 |
| 1971 | 40 |
| 1972 | 48 |
| 1973 | 62 |
| 1974 | 55 |
| 1975 | 71 |
| 1976 | 55 |
| 1977 | 71 |
| 1978 | 81 |
| 1979 | 58 |
| 1980 | 78 |
| 1981 | 82 |
| 1982 | 81 |
| 1983 | 102 |
| 1984 | 89 |
| 1985 | 120 |
| 1986 | 113 |
| 1987 | 112 |
| 1988 | 135 |
| 1989 | 129 |
| 1990 | 115 |
| 1991 | 148 |
| 1992 | 147 |
| 1993 | 151 |
| 1994 | 126 |
| 1995 | 123 |
| 1996 | 133 |
| 1997 | 174 |
| 1998 | 125 |
| 1999 | 181 |
| 2000 | 167 |
| 2001 | 138 |
| 2002 | 163 |
| 2003 | 184 |
| 2004 | 172 |
| 2005 | 178 |
| 2006 | 196 |
| 2007 | 204 |
| 2008 | 214 |
| 2009 | 244 |
| 2010 | 253 |
| 2011 | 229 |
| 2012 | 262 |
| 2013 | 248 |
| 2014 | 238 |
| 2015 | 265 |
| 2016 | 301 |
| 2017 | 311 |
| 2018 | 323 |
| 2019 | 322 |
| 2020 | 356 |
| 2021 | 381 |
| 2022 | 301 |
| 2023 | 285 |
| 2024 | 259 |
| 2025 | 237 |
| 2026 | 4 |