condition mean min max 4 h after light 710.524953 654.108897 766.941009 8 h after light 669.4768415000001 589.116477 749.837206 12 h after light 462.8214925 302.880163 622.762822 4 h after dark 296.35950349999996 127.898528 464.820479 8 h after dark 268.036279 109.292806 426.779752 12 h after dark 506.418052 506.418052 506.418052