019期：24码<<01,03,04,05,08,10,11,12,14,17,19,20,21,24,32,33,34,35,36,37,39,43,46,49》开：46对
020期：24码<<01,03,06,08,11,14,15,16,17,18,20,23,24,25,28,29,30,32,34,36,38,46,47,49》开：12错
021期：24码<<02,04,05,07,09,12,14,17,19,20,21,22,23,24,27,28,30,32,35,38,40,42,48,49》开：42对
022期：24码<<01,02,03,04,07,08,09,13,15,21,27,32,34,35,36,38,39,41,42,43,44,45,47,48》开：18错
023期：24码<<01,04,05,07,10,11,13,18,21,23,24,28,33,34,35,37,38,40,43,44,45,46,48,49》开：**