019期：24码中特（02,03,04,05,06,07,08,09,12,13,23,27,29,30,34,36,39,40,41,42,44,45,46,47）开：04对
020期：24码中特（01,02,04,05,06,08,09,11,13,16,19,21,22,28,31,35,36,37,38,39,42,45,47,48）开：33错
021期：24码中特（01,02,03,05,09,10,14,19,21,22,25,26,28,29,30,33,40,41,42,44,45,46,47,48）开：**