1#tb 0: 1/25
20,          0,          0,        1,  6144000, 0x3681421d
30,          1,          1,        1,  6144000, 0xecf3f343
40,          2,          2,        1,  6144000, 0x53742db2
50,          3,          3,        1,  6144000, 0x9b780429
60,          4,          4,        1,  6144000, 0x57abb17e
7