condition	mean	min	max
0 h after light	11.7817	11.68	11.8834
4 h after light	10.8843	10.0522	11.7164
8 h after light	17.08645	16.2049	17.968
4 h after dark	20.411900000000003	19.1581	21.6657
8 h after dark	15.524750000000001	15.0161	16.0334
12 h after dark	14.07715	12.7042	15.4501