condition mean min max 4 h after light 146.2373 129.3423 162.2193 8 h after light 61.598130000000005 52.64354 67.29245 12 h after light 83.96976 82.82582 85.18966 16 h after light 135.74116666666666 108.5074 181.9571 4 h after dark 178.10736666666668 146.7485 214.0478 8 h after dark 121.67821 99.71763 157.8385