condition	mean	min	max
4 h after light	34.88935	32.0093	37.7694
8 h after light	29.53035	27.9164	31.1443
12 h after light	29.18	27.7851	30.5749
4 h after dark	37.18	36.657	37.703
8 h after dark	37.03305	36.7905	37.2756
12 h after dark	35.5917	34.9999	36.1835