condition	mean	min	max
4 h after light	26.0264	25.4531	26.5997
8 h after light	7.008315	6.38605	7.63058
12 h after light	3.0150949999999996	2.84902	3.18117
4 h after dark	9.34407	8.37543	9.99665
8 h after dark	15.6064	14.8751	16.9908
12 h after dark	17.353933333333334	16.7078	18.0015