一个基于excel的项目统计小程序，sheet1为项目列表，sheet2为项目成员分组结构，sheet3为按照sheet2分组统计的项目组，项目成员的项目数。-Excel based on statistics of small procedures, sheet1 list for the project, sheet2 packet structure for the project members, sheet3 to sheet2 packet statistics in accordance with the project team, project members of the number of projects.