condition	mean	min	max
4 h after light	28.2861	26.2909	30.2813
8 h after light	28.1757	27.6006	28.7508
12 h after light	29.8863	29.809	29.9636
4 h after dark	34.7525	16.3685	53.1365
8 h after dark	34.35035	22.7654	45.9353
12 h after dark	41.6493	38.0754	45.2232