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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1917 | 1 |
| 1918 | 1 |
| 1950 | 1 |
| 1956 | 1 |
| 1959 | 1 |
| 1960 | 2 |
| 1961 | 3 |
| 1962 | 4 |
| 1963 | 9 |
| 1964 | 9 |
| 1965 | 6 |
| 1966 | 9 |
| 1967 | 8 |
| 1968 | 12 |
| 1969 | 10 |
| 1970 | 6 |
| 1971 | 9 |
| 1972 | 4 |
| 1973 | 6 |
| 1974 | 7 |
| 1975 | 13 |
| 1976 | 15 |
| 1977 | 18 |
| 1978 | 15 |
| 1979 | 23 |
| 1980 | 21 |
| 1981 | 20 |
| 1982 | 26 |
| 1983 | 31 |
| 1984 | 25 |
| 1985 | 29 |
| 1986 | 38 |
| 1987 | 49 |
| 1988 | 40 |
| 1989 | 55 |
| 1990 | 55 |
| 1991 | 45 |
| 1992 | 69 |
| 1993 | 47 |
| 1994 | 58 |
| 1995 | 56 |
| 1996 | 72 |
| 1997 | 75 |
| 1998 | 103 |
| 1999 | 110 |
| 2000 | 97 |
| 2001 | 92 |
| 2002 | 89 |
| 2003 | 108 |
| 2004 | 107 |
| 2005 | 119 |
| 2006 | 116 |
| 2007 | 121 |
| 2008 | 136 |
| 2009 | 137 |
| 2010 | 118 |
| 2011 | 149 |
| 2012 | 153 |
| 2013 | 170 |
| 2014 | 160 |
| 2015 | 182 |
| 2016 | 163 |
| 2017 | 171 |
| 2018 | 171 |
| 2019 | 179 |
| 2020 | 226 |
| 2021 | 278 |
| 2022 | 229 |
| 2023 | 194 |
| 2024 | 263 |
| 2025 | 241 |
| 2026 | 1 |