condition	mean	min	max
0 h after light	16.296	15.6909	16.9011
4 h after light	7.96541	4.10542	11.8254
8 h after light	3.069275	2.25407	3.88448
4 h after dark	12.063855	8.67721	15.4505
8 h after dark	15.7576	13.2851	18.2301
12 h after dark	24.9344	18.162	31.7068