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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 9 |
| 1947 | 52 |
| 1948 | 28 |
| 1949 | 51 |
| 1950 | 54 |
| 1951 | 82 |
| 1952 | 58 |
| 1953 | 84 |
| 1954 | 89 |
| 1955 | 62 |
| 1956 | 91 |
| 1957 | 106 |
| 1958 | 86 |
| 1959 | 105 |
| 1960 | 67 |
| 1961 | 83 |
| 1962 | 113 |
| 1963 | 126 |
| 1964 | 129 |
| 1965 | 161 |
| 1966 | 181 |
| 1967 | 201 |
| 1968 | 221 |
| 1969 | 342 |
| 1970 | 345 |
| 1971 | 367 |
| 1972 | 432 |
| 1973 | 411 |
| 1974 | 458 |
| 1975 | 520 |
| 1976 | 390 |
| 1977 | 335 |
| 1978 | 370 |
| 1979 | 321 |
| 1980 | 237 |
| 1981 | 233 |
| 1982 | 203 |
| 1983 | 218 |
| 1984 | 222 |
| 1985 | 248 |
| 1986 | 281 |
| 1987 | 290 |
| 1988 | 277 |
| 1989 | 322 |
| 1990 | 268 |
| 1991 | 262 |
| 1992 | 258 |
| 1993 | 249 |
| 1994 | 276 |
| 1995 | 270 |
| 1996 | 269 |
| 1997 | 279 |
| 1998 | 243 |
| 1999 | 239 |
| 2000 | 259 |
| 2001 | 252 |
| 2002 | 266 |
| 2003 | 197 |
| 2004 | 215 |
| 2005 | 204 |
| 2006 | 283 |
| 2007 | 223 |
| 2008 | 264 |
| 2009 | 193 |
| 2010 | 156 |
| 2011 | 175 |
| 2012 | 145 |
| 2013 | 152 |
| 2014 | 210 |
| 2015 | 151 |
| 2016 | 172 |
| 2017 | 191 |
| 2018 | 133 |
| 2019 | 125 |
| 2020 | 135 |
| 2021 | 106 |
| 2022 | 55 |
| 2023 | 89 |
| 2024 | 81 |