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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 3 |
| 1947 | 3 |
| 1948 | 1 |
| 1949 | 1 |
| 1951 | 1 |
| 1952 | 1 |
| 1953 | 6 |
| 1954 | 4 |
| 1955 | 8 |
| 1956 | 6 |
| 1957 | 4 |
| 1958 | 17 |
| 1959 | 2 |
| 1960 | 1 |
| 1961 | 2 |
| 1962 | 18 |
| 1963 | 55 |
| 1964 | 81 |
| 1965 | 92 |
| 1966 | 110 |
| 1967 | 159 |
| 1968 | 216 |
| 1969 | 228 |
| 1970 | 257 |
| 1971 | 329 |
| 1972 | 259 |
| 1973 | 203 |
| 1974 | 180 |
| 1975 | 148 |
| 1976 | 112 |
| 1977 | 155 |
| 1978 | 130 |
| 1979 | 187 |
| 1980 | 208 |
| 1981 | 219 |
| 1982 | 249 |
| 1983 | 246 |
| 1984 | 346 |
| 1985 | 379 |
| 1986 | 369 |
| 1987 | 341 |
| 1988 | 406 |
| 1989 | 392 |
| 1990 | 446 |
| 1991 | 402 |
| 1992 | 275 |
| 1993 | 270 |
| 1994 | 337 |
| 1995 | 340 |
| 1996 | 383 |
| 1997 | 338 |
| 1998 | 254 |
| 1999 | 279 |
| 2000 | 271 |
| 2001 | 271 |
| 2002 | 274 |
| 2003 | 307 |
| 2004 | 308 |
| 2005 | 411 |
| 2006 | 380 |
| 2007 | 380 |
| 2008 | 406 |
| 2009 | 363 |
| 2010 | 365 |
| 2011 | 418 |
| 2012 | 402 |
| 2013 | 337 |
| 2014 | 322 |
| 2015 | 300 |
| 2016 | 234 |
| 2017 | 221 |
| 2018 | 208 |
| 2019 | 202 |
| 2020 | 145 |
| 2021 | 122 |
| 2022 | 115 |
| 2023 | 77 |
| 2024 | 41 |