condition	mean	min	max
0 h after light	6.3750350000000005	5.55561	7.19446
4 h after light	16.9712	13.4376	20.5048
8 h after light	13.187005	8.27601	18.098
4 h after dark	17.446550000000002	16.9898	17.9033
8 h after dark	13.456	12.7659	14.1461
12 h after dark	7.60717	5.68347	9.53087