condition mean min max 0 h after light 1.110823 0.951166 1.27048 4 h after light 1.4979145 0.807639 2.18819 8 h after light 4.6117799999999995 4.5184 4.70516 4 h after dark 3.900665 3.58097 4.22036 8 h after dark 2.977655 2.67658 3.27873 12 h after dark 1.252725 1.23893 1.26652