condition	mean	min	max
0 h after light	7.713725	7.43482	7.99263
4 h after light	3.499715	2.70199	4.29744
8 h after light	3.406835	1.91866	4.89501
4 h after dark	5.19398	5.06588	5.32208
8 h after dark	5.799325	4.78339	6.81526
12 h after dark	5.2593	4.79197	5.72663