condition	mean	min	max
4 h after light	30.07185	29.6732	30.4705
8 h after light	34.469750000000005	33.0407	35.8988
12 h after light	34.392399999999995	31.951	36.8338
4 h after dark	17.4543	17.0285	17.8801
8 h after dark	14.1901	13.5628	14.8174
12 h after dark	17.869500000000002	17.5811	18.1579