condition	mean	min	max
4 h after light	17.063726	13.361407	20.766045
8 h after light	15.4547545	14.935019	15.97449
12 h after light	15.9576065	14.021986	17.893227
4 h after dark	23.603196999999998	14.808122	32.398272
8 h after dark	25.040371999999998	17.288475	32.792269
12 h after dark	18.112676	18.112676	18.112676