condition	mean	min	max
3 h after light	19.8477	16.8537	23.6588
6 h after light	4.979516666666667	4.01425	6.2098
9 h after light	1.9339966666666666	1.72176	2.14046
12 h after light	3.028015	1.27635	5.94696
3 h after dark	4.667	4.47003	5.06072
6 h after dark	4.01919	3.66874	4.23127
9 h after dark	7.210443333333334	6.10653	8.95696
12 h after dark	4.921094999999999	4.30863	5.53356