316期：（（02,05,06,08,15,16,17,25,26,30,38,39,41,44,48,49））开：05中中中
317期：（（05,10,12,13,18,19,20,22,26,27,30,31,35,38,40,41））开：13中中中
318期：（（05,06,09,10,12,17,21,22,24,27,28,31,32,41,44,47））开：44中中中
319期：（（01,04,16,17,20,21,23,25,26,30,31,32,33,37,39,48））开：中？