到10000（4或者5位，包括前面有0或者带字母）                                1954-1956
从10000开始（4或者5位数字，包括前面有0或者字母）                   1955-1956
10000-20000（5或者6位数字，包括前面有0或者字母）                     1957
20000-30000（5或者6位数字，包括前面有0或者字母）                     1958
30000-40000                                                           1959
40000-50000                                                         1960
50000-70000                                                                1961
60000-90000                                                               1962
80000-90000                                                                1963
到L10000                                                                 1963
L10000-L20000                                                           1963
L20000S-L50000                                                            1964
L50000-L90000                                                              1965
100000                                                                   1965
100000-200000                                                   1966-67
200000                                                               1968
200000-300000                                                    1969-1970
300000                                                   1971-1972
300000-500000                                             1973
400000-500000                                                     1974-75
500000-700000                                                            1976
800000-900000                                                            1979-81
76或者S6+5位数字                                                      1976
S7或者S8+5位数字                                                          1977
S7，S8或者S9 +5位数字                                                    1978
S9，E0+5位数字                                                          1979
S9，E0或者E1+5位数字                                               1980-81
E1，E2或者E3 +5位数字                                           1982
E2，E3 +5位数字                                                       1983