condition mean min max 0 h after light 5.603595 4.98451 6.22268 2 h after light 4.041275 3.68558 4.39697 4 h after light 2.6415800000000003 2.26849 3.01467 8 h after light 4.2293400000000005 3.87998 4.5787 12 h after light 13.07475 11.3832 14.7663 2 h after dark 13.66085 12.7903 14.5314 4 h after dark 12.936800000000002 12.3191 13.5545 8 h after dark 11.39435 10.2785 12.5102 12 h after dark 7.105965 6.8409 7.37103