Number of pig keepers and pigs by pig farm size yyyy-mm-dd

The distribution of the size of the pig farm for the last day of the month by municipalities is presented, indicating the number of pigs and keepers本数据集呈现了各市级行政单位在各月末的养猪场规模分布情况，并同步标注了生猪存栏量与猪场饲养人员数量。