condition	mean	min	max
4 h after light	14.1040295	13.291517	14.916542
8 h after light	13.223063	12.844699	13.601427
12 h after light	13.4215155	13.103908	13.739123
4 h after dark	15.0403655	14.684948	15.395783
8 h after dark	14.212035499999999	13.739123	14.684948
12 h after dark	13.257403	13.257403	13.257403