condition	mean	min	max
0 h after light	67.56145000000001	67.4077	67.7152
4 h after light	41.66285	40.4666	42.8591
8 h after light	30.81555	30.3305	31.3006
4 h after dark	46.6929	42.2156	51.1702
8 h after dark	57.857699999999994	55.3869	60.3285
12 h after dark	56.819050000000004	53.0752	60.5629