171期：03,04,05,06,09,10,11,14,15,16,17,20,21,22,25,26,27,28,31,32,33,36,37,38,39,（共25个）开28中
171期：03,06,09,10,11,16,17,20,21,25,28,32,33,36,37,38,39,（共17个）
171期：06,16,28,38,39,（共5个）
172期：01-02-03-04-07-08-09-10-12-13-14-15-18-19-20-23-24-25-26-29-40-41-42-45-46-47-48 （共27码）开44错
173期：10,12,13,15,16,20,22,24,25,27,30,32,34,36,37,40,42,44,48,49,+46,28,18,39,（共24个）开26错
174期：02,04,05,06,09,13,15,20,23,24,25,30,31,33,36,39,40,41,42,43,44,46,48,49？（共24个）开41中
174期：06,20,23,30,31,41,44,46,（共8个）
175期：05,06,08,10,12,13,14,15,16,21,23,25,26,28,30,32,36,38,40,41,44,45,47,49。开:26中
175期：08,10,12,13,14,15,30,+23,25,26（共10个）