condition mean min max 0 h after light 73.59700000000001 70.049 77.145 4 h after light 67.72315 58.5323 76.914 8 h after light 61.03905 56.8183 65.2598 4 h after dark 126.5895 122.394 130.785 8 h after dark 97.26005 91.9341 102.586 12 h after dark 75.8823 71.8224 79.9422