| 1951 | | 1in2out | 0.81030742 BCH | — | 255 B |
| 1952 | | 1in2out | 0.80227088 BCH | — | 256 B |
| 1953 | | 1in2out | 0.79423964 BCH | — | 255 B |
| 1954 | | 1in2out | 0.78620472 BCH | — | 255 B |
| 1955 | | 1in2out | 0.77817180 BCH | — | 255 B |
| 1956 | | 1in2out | 0.77013888 BCH | — | 255 B |
| 1957 | | 1in2out | 0.76210389 BCH | — | 255 B |
| 1958 | | 1in2out | 0.75406043 BCH | — | 255 B |
| 1959 | | 1in2out | 0.74609953 BCH | — | 256 B |
| 1960 | | 1in2out | 0.73806169 BCH | — | 256 B |
| 1961 | | 1in2out | 0.73003503 BCH | — | 256 B |
| 1962 | | 1in2out | 0.61959358 BCH | — | 257 B |
| 1963 | | 1in2out | 0.72200837 BCH | — | 257 B |
| 1964 | | 1in2out | 0.71395545 BCH | — | 255 B |
| 1965 | | 1in2out | 0.70590466 BCH | — | 256 B |
| 1966 | | 1in2out | 0.69785529 BCH | — | 255 B |
| 1967 | | 1in2out | 0.01578116 BCH | — | 257 B |
| 1968 | | 1in2out | 0.61150222 BCH | — | 258 B |
| 1969 | | 1in2out | 0.60340233 BCH | — | 256 B |
| 1970 | | 1in2out | 0.59530941 BCH | — | 255 B |
| 1971 | | 1in2out | 0.58721569 BCH | — | 256 B |
| 1972 | | 1in2out | 0.57912198 BCH | — | 257 B |
| 1973 | | 1in2out | 0.57102826 BCH | — | 258 B |
| 1974 | | 5in2out | 0.04026467 BCH | — | 814 B |
| 1975 | | 7in2out | 0.07838984 BCH | — | 1.08 KiB |
| 1976 | | 1in2out | 0.56293245 BCH | — | 257 B |
| 1977 | | 1in2out | 0.55483664 BCH | — | 258 B |
| 1978 | | 1in2out | 0.54674588 BCH | — | 255 B |
| 1979 | | 1in2out | 0.53865512 BCH | — | 255 B |
| 1980 | | 1in2out | 0.53056436 BCH | — | 256 B |
| 1981 | | 1in2out | 0.52247308 BCH | — | 256 B |
| 1982 | | 1in2out | 0.51438180 BCH | — | 255 B |
| 1983 | | 1in2out | 0.50629052 BCH | — | 255 B |
| 1984 | | 1in2out | 0.68980120 BCH | — | 258 B |
| 1985 | | 1in2out | 0.49819720 BCH | — | 258 B |
| 1986 | | 1in2out | 0.49010388 BCH | — | 258 B |
| 1987 | | 1in2out | 0.48201056 BCH | — | 258 B |
| 1988 | | 1in2out | 0.47391665 BCH | — | 256 B |
| 1989 | | 1in2out | 0.46582274 BCH | — | 258 B |
| 1990 | | 1in2out | 0.45773218 BCH | — | 257 B |
| 1991 | | 1in2out | 0.44964162 BCH | — | 257 B |
| 1992 | | 1in2out | 0.44155106 BCH | — | 255 B |
| 1993 | | 1in2out | 0.68176156 BCH | — | 258 B |
| 1994 | | 6in15out | 0.16612806 BCH | — | 2.21 KiB |
| 1995 | | 1in7out | 0.16307553 BCH | — | 530 B |
| 1996 | | 7in12out | 0.15260207 BCH | — | 2.4 KiB |
| 1997 | | 4in8out | 0.02442690 BCH | — | 1.41 KiB |
| 1998 | | 15in16out | 0.29224712 BCH | — | 4.84 KiB |
| 1999 | | 9in7out | 0.12289003 BCH | — | 2.82 KiB |
| 2000 | | 14in8out | 0.57913981 BCH | — | 4.29 KiB |