condition	mean	min	max
4 h after light	58.30415	54.5167	62.0916
8 h after light	31.488100000000003	29.3982	33.578
12 h after light	15.5106	13.5263	17.4949
4 h after dark	15.157633333333333	14.3657	16.56
8 h after dark	28.392533333333333	24.5963	31.4571
12 h after dark	50.0454	48.6858	51.6548