condition	mean	min	max
0 h after light	21.454900000000002	19.4498	23.46
4 h after light	27.62295	24.0608	31.1851
8 h after light	28.75425	28.4123	29.0962
4 h after dark	19.970750000000002	18.6709	21.2706
8 h after dark	23.134999999999998	23.0321	23.2379
12 h after dark	18.994999999999997	17.2545	20.7355