condition	mean	min	max
4 h after light	21.3168815	21.270921	21.362842
8 h after light	17.163397	13.055873	21.270921
12 h after light	13.040936	10.774075	15.307797
4 h after dark	24.841444000000003	10.865607	38.817281
8 h after dark	66.035329	57.810218	74.26044
12 h after dark	16.553474	16.553474	16.553474