017期：《《01,03,04,12,14,15,16,21,22,23,27,28,31,43,45,48》》开：04√
018期：《《06,07,08,10,11,12,15,19,24,26,27,32,43,45,48,49》》开：31x
019期：《《01,02,08,11,13,22,23,28,29,30,38,39,40,43,45,49》》开：40√
020期：《《01,08,14,15,17,18,19,24,28,29,35,37,38,41,47,49》》开：10x
021期：《《07,11,15,17,18,20,25,26,28,30,31,32,42,44,47,49》》开：07√
022期：《《02,03,05,06,08,15,18,22,25,27,28,29,40,42,43,47》》开：中？