condition	mean	min	max
4 h after light	13.94655	12.259	15.6341
8 h after light	15.6663	15.6233	15.7093
12 h after light	21.751350000000002	20.6456	22.8571
4 h after dark	25.0353	23.6256	26.445
8 h after dark	20.4089	20.0077	20.8101
12 h after dark	17.6543	17.4434	17.8652