condition mean min max 0 h after light 1.031393 0.925606 1.13718 4 h after light 0.7825425 0.724188 0.840897 8 h after light 1.566265 1.37462 1.75791 4 h after dark 5.1419999999999995 4.46742 5.81658 8 h after dark 2.1097 1.88997 2.32943 12 h after dark 1.159545 1.04148 1.27761