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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1921 | 1 |
| 1923 | 4 |
| 1924 | 2 |
| 1925 | 2 |
| 1926 | 1 |
| 1927 | 2 |
| 1928 | 1 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 3 |
| 1934 | 1 |
| 1935 | 1 |
| 1938 | 1 |
| 1940 | 1 |
| 1942 | 2 |
| 1943 | 1 |
| 1945 | 6 |
| 1946 | 7 |
| 1947 | 6 |
| 1948 | 13 |
| 1949 | 10 |
| 1950 | 16 |
| 1951 | 7 |
| 1952 | 16 |
| 1953 | 19 |
| 1954 | 19 |
| 1955 | 25 |
| 1956 | 19 |
| 1957 | 19 |
| 1958 | 32 |
| 1959 | 28 |
| 1960 | 14 |
| 1961 | 22 |
| 1962 | 45 |
| 1963 | 79 |
| 1964 | 129 |
| 1965 | 104 |
| 1966 | 102 |
| 1967 | 132 |
| 1968 | 151 |
| 1969 | 173 |
| 1970 | 165 |
| 1971 | 173 |
| 1972 | 185 |
| 1973 | 156 |
| 1974 | 154 |
| 1975 | 181 |
| 1976 | 179 |
| 1977 | 151 |
| 1978 | 118 |
| 1979 | 123 |
| 1980 | 143 |
| 1981 | 147 |
| 1982 | 119 |
| 1983 | 148 |
| 1984 | 149 |
| 1985 | 141 |
| 1986 | 150 |
| 1987 | 143 |
| 1988 | 123 |
| 1989 | 147 |
| 1990 | 126 |
| 1991 | 122 |
| 1992 | 153 |
| 1993 | 119 |
| 1994 | 134 |
| 1995 | 124 |
| 1996 | 123 |
| 1997 | 122 |
| 1998 | 120 |
| 1999 | 120 |
| 2000 | 109 |
| 2001 | 110 |
| 2002 | 108 |
| 2003 | 121 |
| 2004 | 126 |
| 2005 | 110 |
| 2006 | 135 |
| 2007 | 118 |
| 2008 | 129 |
| 2009 | 127 |
| 2010 | 151 |
| 2011 | 163 |
| 2012 | 158 |
| 2013 | 157 |
| 2014 | 141 |
| 2015 | 127 |
| 2016 | 158 |
| 2017 | 140 |
| 2018 | 142 |
| 2019 | 156 |
| 2020 | 202 |
| 2021 | 196 |
| 2022 | 203 |
| 2023 | 223 |
| 2024 | 183 |
| 2025 | 178 |