condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 8.0766 0.0 16.1532 4 h after light 20.47965 0.0 40.9593 8 h after light 8.2946 0.0 16.5892 12 h after light 0.0 0.0 0.0 2 h after dark 4.150115 0.0 8.30023 4 h after dark 11.769884999999999 8.04197 15.4978 8 h after dark 8.906585 8.74498 9.06819 12 h after dark 8.44136 8.27668 8.60604