condition	mean	min	max
3 h after light	15.449	14.7	16.6552
6 h after light	12.8201	11.9538	13.3389
9 h after light	15.1287	12.7529	16.876
12 h after light	16.514266666666668	15.4007	17.8244
3 h after dark	29.172733333333333	24.9966	32.1847
6 h after dark	29.196266666666666	24.7529	32.7094
9 h after dark	25.8702	22.3599	31.5167
12 h after dark	23.0892	21.2579	25.0666