Research Article
Intelligent Recognition of Time Stamp Characters in Solar Scanned Images from Film
Table 5
Annual total amount of images.
| | Year | Number |
| | 1963 | 124469 | | 1964 | 474370 | | 1965 | 539969 | | 1966 | 559126 | | 1967 | 683452 | | 1968 | 489625 | | 1969 | 584851 | | 1970 | 46047 | | 1971 | 0 | | 1972 | 16624 | | 1973 | 350606 | | 1974 | 289724 | | 1975 | 213868 | | 1976 | 182321 | | 1977 | 190870 | | 1978 | 207012 | | 1979 | 293451 | | 1980 | 302258 | | 1981 | 236533 | | 1982 | 188228 | | 1983 | 178873 | | 1984 | 174902 | | 1985 | 32324 | | 1986 | 0 | | 1987 | 113652 | | 1988 | 217226 | | 1989 | 67403 | | 1990 | 0 | | 1991 | 109306 | | 1992 | 185144 | | 1993 | 121401 | | 1994 | 86425 | | 1995 | 98994 | | 1996 | 46638 | | 1997 | 82101 | | 1998 | 76434 | | 1999 | 37270 | | 2000 | 34679 | | 2001 | 68460 | | 2002 | 43292 | | 2003 | 12983 | | Total | 7760911 |
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