condition	mean	min	max
4 h after light	54.575869	49.741011	59.410727
8 h after light	45.1148375	44.576597	45.653078
12 h after light	41.348336	40.461499	42.235173
4 h after dark	49.0171265	47.321886	50.712367
8 h after dark	45.264971	42.900248	47.629694
12 h after dark	57.9919	57.9919	57.9919