condition	mean	min	max
4 h after light	45.4127	39.9057	50.9197
8 h after light	12.86205	11.7918	13.9323
12 h after light	3.9846749999999997	3.84643	4.12292
4 h after dark	8.038766666666668	7.93617	8.09815
8 h after dark	17.385766666666665	16.9151	17.6385
12 h after dark	33.7175	33.466	33.9418