condition mean min max 4 h after light 46.1227 45.4889 46.7565 8 h after light 37.12055 35.7843 38.4568 12 h after light 46.769000000000005 45.8731 47.6649 4 h after dark 60.21216666666667 59.7767 60.7117 8 h after dark 72.14016666666667 68.8097 76.2979 12 h after dark 64.26796666666667 62.6037 66.3373