condition mean min max 4 h after light 285.3062135 253.770518 316.841909 8 h after light 396.900559 340.032965 453.768153 12 h after light 526.019544 445.511549 606.527539 4 h after dark 628.610314 469.834725 787.385903 8 h after dark 724.2441885000001 538.604206 909.884171 12 h after dark 407.817262 407.817262 407.817262