condition	mean	min	max
4 h after light	12.85255	11.2301	14.475
8 h after light	21.8531	19.818	23.8882
12 h after light	21.9565	18.8715	25.0415
4 h after dark	31.171999999999997	26.551	35.793
8 h after dark	22.4665	21.979	22.954
12 h after dark	24.614849999999997	22.4259	26.8038