condition	mean	min	max
4 h after light	19.4398825	16.736966	22.142799
8 h after light	27.483371499999997	25.551695	29.415048
12 h after light	16.837649	13.721073	19.954225
4 h after dark	26.817745000000002	22.577576	31.057914
8 h after dark	24.0255465	19.365365	28.685728
12 h after dark	20.439063	20.439063	20.439063