活动时间比(%) | 3小时以上 | 2~3小时 | 1~2小时 | 1小时以下 |
疫情前 | 5.30% | 44.70% | 43.18% | 6.82% |
后疫情 | 1.52% | 41.67% | 46.21% | 10.61% |
差值 | −3.78% | −3.03% | 3.03% | 3.79% |