condition	mean	min	max
0 h after light	13.07695	12.8258	13.3281
4 h after light	4.70934	4.15226	5.26642
8 h after light	5.730145	4.64006	6.82023
4 h after dark	8.851225	7.55005	10.1524
8 h after dark	6.48193	5.89382	7.07004
12 h after dark	10.32314	8.60238	12.0439