condition mean min max 4 h after light 176.76397350000002 158.030278 195.497669 8 h after light 179.212443 163.976578 194.448308 12 h after light 192.07887399999998 184.389726 199.768022 4 h after dark 230.158753 206.759838 253.557668 8 h after dark 269.7588645 249.539749 289.97798 12 h after dark 217.313196 217.313196 217.313196