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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1949 | 1 |
| 1960 | 1 |
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 26 |
| 1966 | 57 |
| 1967 | 59 |
| 1968 | 78 |
| 1969 | 69 |
| 1970 | 71 |
| 1971 | 84 |
| 1972 | 86 |
| 1973 | 81 |
| 1974 | 72 |
| 1975 | 88 |
| 1976 | 99 |
| 1977 | 107 |
| 1978 | 128 |
| 1979 | 132 |
| 1980 | 112 |
| 1981 | 165 |
| 1982 | 133 |
| 1983 | 166 |
| 1984 | 115 |
| 1985 | 117 |
| 1986 | 144 |
| 1987 | 170 |
| 1988 | 192 |
| 1989 | 204 |
| 1990 | 171 |
| 1991 | 179 |
| 1992 | 195 |
| 1993 | 188 |
| 1994 | 179 |
| 1995 | 209 |
| 1996 | 219 |
| 1997 | 185 |
| 1998 | 175 |
| 1999 | 167 |
| 2000 | 169 |
| 2001 | 152 |
| 2002 | 198 |
| 2003 | 201 |
| 2004 | 219 |
| 2005 | 243 |
| 2006 | 245 |
| 2007 | 231 |
| 2008 | 257 |
| 2009 | 283 |
| 2010 | 258 |
| 2011 | 297 |
| 2012 | 310 |
| 2013 | 333 |
| 2014 | 399 |
| 2015 | 378 |
| 2016 | 388 |
| 2017 | 384 |
| 2018 | 379 |
| 2019 | 380 |
| 2020 | 353 |
| 2021 | 288 |
| 2022 | 123 |
| 2023 | 116 |
| 2024 | 389 |
| 2025 | 280 |