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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1947 | 2 |
| 1948 | 6 |
| 1949 | 1 |
| 1951 | 1 |
| 1952 | 7 |
| 1953 | 1 |
| 1954 | 6 |
| 1955 | 3 |
| 1956 | 13 |
| 1957 | 17 |
| 1958 | 9 |
| 1959 | 5 |
| 1960 | 7 |
| 1961 | 12 |
| 1962 | 4 |
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 28 |
| 1966 | 63 |
| 1967 | 96 |
| 1968 | 122 |
| 1969 | 163 |
| 1970 | 169 |
| 1971 | 153 |
| 1972 | 162 |
| 1973 | 193 |
| 1974 | 188 |
| 1975 | 163 |
| 1976 | 135 |
| 1977 | 146 |
| 1978 | 176 |
| 1979 | 190 |
| 1980 | 163 |
| 1981 | 155 |
| 1982 | 194 |
| 1983 | 221 |
| 1984 | 206 |
| 1985 | 244 |
| 1986 | 232 |
| 1987 | 259 |
| 1988 | 228 |
| 1989 | 236 |
| 1990 | 244 |
| 1991 | 223 |
| 1992 | 175 |
| 1993 | 186 |
| 1994 | 226 |
| 1995 | 233 |
| 1996 | 217 |
| 1997 | 261 |
| 1998 | 260 |
| 1999 | 290 |
| 2000 | 296 |
| 2001 | 288 |
| 2002 | 289 |
| 2003 | 319 |
| 2004 | 296 |
| 2005 | 312 |
| 2006 | 366 |
| 2007 | 379 |
| 2008 | 365 |
| 2009 | 363 |
| 2010 | 367 |
| 2011 | 447 |
| 2012 | 404 |
| 2013 | 450 |
| 2014 | 460 |
| 2015 | 427 |
| 2016 | 415 |
| 2017 | 421 |
| 2018 | 490 |
| 2019 | 500 |
| 2020 | 437 |
| 2021 | 287 |
| 2022 | 154 |
| 2023 | 145 |
| 2024 | 341 |
| 2025 | 2 |