condition	mean	min	max
0 h after light	18.6049	17.5992	19.6106
4 h after light	9.108405000000001	6.93811	11.2787
8 h after light	34.475899999999996	32.4389	36.5129
4 h after dark	34.1022	31.8242	36.3802
8 h after dark	22.307850000000002	19.8026	24.8131
12 h after dark	12.71445	12.3727	13.0562