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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 80 |
| 1948 | 93 |
| 1949 | 115 |
| 1950 | 143 |
| 1951 | 221 |
| 1952 | 180 |
| 1953 | 209 |
| 1954 | 169 |
| 1955 | 208 |
| 1956 | 179 |
| 1957 | 182 |
| 1958 | 195 |
| 1959 | 248 |
| 1960 | 173 |
| 1961 | 152 |
| 1962 | 164 |
| 1963 | 208 |
| 1964 | 264 |
| 1965 | 263 |
| 1966 | 248 |
| 1967 | 199 |
| 1968 | 230 |
| 1969 | 255 |
| 1970 | 271 |
| 1971 | 269 |
| 1972 | 288 |
| 1973 | 262 |
| 1974 | 218 |
| 1975 | 296 |
| 1976 | 290 |
| 1977 | 292 |
| 1978 | 245 |
| 1979 | 200 |
| 1980 | 216 |
| 1981 | 218 |
| 1982 | 297 |
| 1983 | 315 |
| 1984 | 284 |
| 1985 | 318 |
| 1986 | 307 |
| 1987 | 337 |
| 1988 | 327 |
| 1989 | 377 |
| 1990 | 350 |
| 1991 | 283 |
| 1992 | 316 |
| 1993 | 333 |
| 1994 | 302 |
| 1995 | 296 |
| 1996 | 248 |
| 1997 | 199 |
| 1998 | 180 |
| 1999 | 242 |
| 2000 | 270 |
| 2001 | 175 |
| 2002 | 145 |
| 2003 | 138 |
| 2004 | 126 |
| 2005 | 110 |
| 2006 | 59 |
| 2008 | 80 |
| 2009 | 139 |
| 2010 | 144 |
| 2011 | 124 |
| 2012 | 99 |
| 2013 | 103 |
| 2014 | 147 |
| 2015 | 134 |
| 2016 | 163 |
| 2017 | 157 |
| 2018 | 113 |
| 2019 | 107 |
| 2020 | 186 |
| 2021 | 171 |
| 2022 | 155 |
| 2023 | 111 |
| 2024 | 37 |