condition	mean	min	max
4 h after light	17.6632	15.904	19.4224
8 h after light	24.4794	23.3941	25.5647
12 h after light	15.4598	14.4376	16.482
4 h after dark	13.9796	12.629	15.3302
8 h after dark	7.78264	7.46447	8.10081
12 h after dark	10.396799999999999	10.3873	10.4063