condition	mean	min	max
4 h after light	11.2287	10.4476	12.0098
8 h after light	15.60835	15.3286	15.8881
12 h after light	15.75385	14.2518	17.2559
4 h after dark	15.1833	14.1458	16.2208
8 h after dark	12.88335	12.6209	13.1458
12 h after dark	11.81455	10.9933	12.6358