condition	mean	min	max
0 h after light	41.8035	38.8075	44.7995
4 h after light	26.68965	25.7224	27.6569
8 h after light	42.6901	41.5794	43.8008
4 h after dark	61.99315	54.8691	69.1172
8 h after dark	51.4507	45.8024	57.099
12 h after dark	43.42815	40.0022	46.8541