condition mean min max 4 h after light 142.003051 137.693595 146.312507 8 h after light 105.99277000000001 77.732177 134.253363 12 h after light 118.9918855 86.003466 151.980305 4 h after dark 92.528219 89.889613 95.166825 8 h after dark 118.5465785 107.782749 129.310408 12 h after dark 304.01087 304.01087 304.01087