Mean rates of absenteeism during different periods and excess absenteeism during epidemic periods (working days lost per person per year).

Mean rates of absenteeism during different periods and excess absenteeism during epidemic periods (working days lost per person per year).本数据集涵盖不同时段的平均缺勤率，以及疫情暴发期的超额缺勤率，相关统计均以每人每年损失的工作日数为计量标准。