condition	mean	min	max
0 h after light	9.9847	9.1786	10.7908
4 h after light	17.24325	15.7052	18.7813
8 h after light	41.26975	40.2246	42.3149
4 h after dark	16.8343	16.1666	17.502
8 h after dark	16.81445	14.5682	19.0607
12 h after dark	9.791039999999999	8.52198	11.0601