condition mean min max 4 h after light 12.0138215 11.460729 12.566914 8 h after light 10.9685615 10.68157 11.255553 12 h after light 12.531203999999999 12.135156 12.927252 4 h after dark 12.9798315 12.266632 13.693031 8 h after dark 13.8725475 12.269685 15.47541 12 h after dark 10.883083 10.883083 10.883083