condition	mean	min	max
4 h after light	13.708283333333332	9.95652	17.903679999999998
8 h after light	7.6593263333333335	5.996007	9.660642
12 h after light	16.59644	12.11153	20.31285
16 h after light	10.267412	5.159396	14.038620000000002
4 h after dark	27.036426666666667	23.62799	33.08017
8 h after dark	17.498593333333336	13.94454	20.603070000000002