condition	mean	min	max
4 h after light	1269.4299999999998	1233.08	1305.78
8 h after light	1578.05	1576.24	1579.86
12 h after light	1527.97	1521.06	1534.88
4 h after dark	1268.52	1186.89	1342.7
8 h after dark	1144.7566666666667	1136.22	1158.1
12 h after dark	1109.2066666666667	1047.26	1213.65