condition	mean	min	max
0 h after light	5.37993	5.21135	5.54851
4 h after light	6.30761	5.53525	7.07997
8 h after light	7.456735	7.14842	7.76505
4 h after dark	6.393775	5.39019	7.39736
8 h after dark	7.70608	7.67617	7.73599
12 h after dark	6.42549	6.23516	6.61582