condition mean min max 4 h after light 691.629845 428.111954 955.147736 8 h after light 299.116425 224.452008 373.780842 12 h after light 176.54800699999998 144.078211 209.017803 4 h after dark 103.78202549999999 57.870456 149.693595 8 h after dark 50.0772525 49.959133 50.195372 12 h after dark 322.889524 322.889524 322.889524