condition mean min max 4 h after light 160.7985785 106.595869 215.001288 8 h after light 126.111212 109.44274 142.779684 12 h after light 135.718425 84.050947 187.385903 4 h after dark 184.1397705 156.278253 212.001288 8 h after dark 214.858517 195.225243 234.491791 12 h after dark 253.078211 253.078211 253.078211