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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1929 | 1 |
| 1942 | 1 |
| 1945 | 1 |
| 1946 | 7 |
| 1947 | 6 |
| 1948 | 8 |
| 1949 | 8 |
| 1950 | 20 |
| 1951 | 30 |
| 1952 | 23 |
| 1953 | 22 |
| 1954 | 20 |
| 1955 | 30 |
| 1956 | 17 |
| 1957 | 35 |
| 1958 | 26 |
| 1959 | 33 |
| 1960 | 44 |
| 1961 | 47 |
| 1962 | 42 |
| 1963 | 117 |
| 1964 | 138 |
| 1965 | 109 |
| 1966 | 138 |
| 1967 | 149 |
| 1968 | 159 |
| 1969 | 159 |
| 1970 | 163 |
| 1971 | 145 |
| 1972 | 179 |
| 1973 | 220 |
| 1974 | 225 |
| 1975 | 160 |
| 1976 | 165 |
| 1977 | 154 |
| 1978 | 130 |
| 1979 | 146 |
| 1980 | 142 |
| 1981 | 143 |
| 1982 | 152 |
| 1983 | 145 |
| 1984 | 165 |
| 1985 | 183 |
| 1986 | 150 |
| 1987 | 166 |
| 1988 | 184 |
| 1989 | 262 |
| 1990 | 297 |
| 1991 | 342 |
| 1992 | 289 |
| 1993 | 223 |
| 1994 | 186 |
| 1995 | 183 |
| 1996 | 191 |
| 1997 | 181 |
| 1998 | 220 |
| 1999 | 192 |
| 2000 | 196 |
| 2001 | 259 |
| 2002 | 255 |
| 2003 | 215 |
| 2004 | 256 |
| 2005 | 276 |
| 2006 | 250 |
| 2007 | 296 |
| 2008 | 290 |
| 2009 | 289 |
| 2010 | 290 |
| 2011 | 299 |
| 2012 | 297 |
| 2013 | 305 |
| 2014 | 310 |
| 2015 | 281 |
| 2016 | 279 |
| 2017 | 247 |
| 2018 | 231 |
| 2019 | 257 |
| 2020 | 290 |
| 2021 | 254 |
| 2022 | 222 |
| 2023 | 186 |
| 2024 | 62 |