condition mean min max 0 h after light 1.0153625000000002 0.883815 1.14691 4 h after light 4.8512 2.87047 6.83193 8 h after light 1.3718249999999999 1.3471 1.39655 4 h after dark 0.7811950000000001 0.695917 0.866473 8 h after dark 0.9601785 0.868897 1.05146 12 h after dark 0.5238355 0.430932 0.616739