condition	mean	min	max
0 h after light	27.1647	24.509	29.8204
4 h after light	16.014499999999998	14.0155	18.0135
8 h after light	13.86175	13.4009	14.3226
4 h after dark	20.461100000000002	19.3875	21.5347
8 h after dark	21.60805	19.752	23.4641
12 h after dark	23.353749999999998	21.541	25.1665