condition mean min max 0 h after light 1.303095 1.01275 1.59344 2 h after light 0.411408 0.393584 0.429232 4 h after light 0.814384 0.712404 0.916364 8 h after light 1.3044 1.0459 1.5629 12 h after light 4.000505 3.59917 4.40184 2 h after dark 2.902505 2.8776 2.92741 4 h after dark 2.774425 2.24627 3.30258 8 h after dark 2.4426200000000002 1.92772 2.95752 12 h after dark 1.2282785 0.959707 1.49685