condition	mean	min	max
4 h after light	22.773400000000002	18.2578	27.289
8 h after light	3.24385	3.06236	3.42534
12 h after light	10.943665	8.94083	12.9465
4 h after dark	30.6986	30.539	30.8582
8 h after dark	22.35205	21.7693	22.9348
12 h after dark	15.205850000000002	14.3557	16.056