condition	mean	min	max
4 h after light	920.1	920.1	920.1
8 h after light	864.85	854.0	875.7
12 h after light	757.45	705.0	809.9
4 h after dark	792.7	664.6	920.8
8 h after dark	927.95	738.1	1117.8
12 h after dark	1190.55	1047.1	1334.0