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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1930 | 1 |
| 1933 | 1 |
| 1952 | 3 |
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 2 |
| 1956 | 3 |
| 1958 | 1 |
| 1961 | 3 |
| 1962 | 6 |
| 1963 | 5 |
| 1964 | 6 |
| 1965 | 104 |
| 1966 | 122 |
| 1967 | 130 |
| 1968 | 142 |
| 1969 | 155 |
| 1970 | 185 |
| 1971 | 208 |
| 1972 | 150 |
| 1973 | 152 |
| 1974 | 136 |
| 1975 | 163 |
| 1976 | 157 |
| 1977 | 164 |
| 1978 | 183 |
| 1979 | 172 |
| 1980 | 161 |
| 1981 | 158 |
| 1982 | 193 |
| 1983 | 201 |
| 1984 | 220 |
| 1985 | 233 |
| 1986 | 275 |
| 1987 | 290 |
| 1988 | 222 |
| 1989 | 229 |
| 1990 | 257 |
| 1991 | 298 |
| 1992 | 311 |
| 1993 | 340 |
| 1994 | 373 |
| 1995 | 332 |
| 1996 | 313 |
| 1997 | 296 |
| 1998 | 296 |
| 1999 | 280 |
| 2000 | 287 |
| 2001 | 290 |
| 2002 | 282 |
| 2003 | 265 |
| 2004 | 284 |
| 2005 | 291 |
| 2006 | 304 |
| 2007 | 310 |
| 2008 | 333 |
| 2009 | 354 |
| 2010 | 395 |
| 2011 | 363 |
| 2012 | 348 |
| 2013 | 358 |
| 2014 | 334 |
| 2015 | 326 |
| 2016 | 333 |
| 2017 | 204 |
| 2018 | 101 |
| 2019 | 98 |
| 2020 | 124 |
| 2021 | 113 |
| 2022 | 125 |
| 2023 | 113 |
| 2024 | 128 |
| 2025 | 137 |
| 2026 | 75 |