019期：名列前茅少错24码：【03,04,07,08,09,10,14,17,18,20,23,24,25,26,27,28,32,33,34,37,43,45,47,48】开：27准
020期：名列前茅少错24码：【03,06,07,11,13,14,17,21,24,25,28,30,31,32,33,34,36,38,40,42,43,44,47,49】开：16错
021期：名列前茅少错24码：【04,05,06,08,12,13,14,15,16,17,18,20,22,24,27,33,34,37,38,42,44,45,47,49】开：39错
022期：名列前茅少错24码：【01,02,04,05,10,11,12,13,14,17,18,19,20,21,22,23,26,28,29,34,38,40,46,49】开：--?