condition	mean	min	max
0 h after light	16.439700000000002	16.0422	16.8372
4 h after light	10.602885	8.48467	12.7211
8 h after light	6.00961	5.68202	6.3372
4 h after dark	12.1999	11.3685	13.0313
8 h after dark	17.962200000000003	17.4493	18.4751
12 h after dark	24.90835	21.6579	28.1588