condition mean min max 0 h after light 0.641084 0.475385 0.806783 4 h after light 5.127855 4.40974 5.84597 8 h after light 10.652519999999999 9.36154 11.9435 4 h after dark 2.884815 2.86486 2.90477 8 h after dark 2.6861800000000002 2.67379 2.69857 12 h after dark 0.842228 0.639476 1.04498