condition	mean	min	max
4 h after light	2.596185	2.33893	2.85344
8 h after light	2.149425	2.01031	2.28854
12 h after light	2.041795	1.62837	2.45522
4 h after dark	5.231154999999999	3.80976	6.65255
8 h after dark	5.51233	5.16198	5.86268
12 h after dark	4.76658	3.91734	5.61582