condition	mean	min	max
0 h after light	5.260945	5.12344	5.39845
4 h after light	3.003895	2.14771	3.86008
8 h after light	1.95336	1.59291	2.31381
4 h after dark	2.1437999999999997	2.04637	2.24123
8 h after dark	3.3258799999999997	3.17142	3.48034
12 h after dark	3.69583	3.60836	3.7833