condition	mean	min	max
4 h after light	3.70458	2.9775	4.43166
8 h after light	3.375355	3.11598	3.63473
12 h after light	4.2652	4.23376	4.29664
4 h after dark	7.783704999999999	7.40364	8.16377
8 h after dark	5.916085000000001	5.75609	6.07608
12 h after dark	6.725085	6.14069	7.30948