condition	mean	min	max
4 h after light	8.412323333333333	5.67981	9.82779
8 h after light	11.64409	3.24537	18.0345
12 h after light	12.935253333333334	8.82306	15.7182
4 h after dark	11.2362	10.7857	11.8454
8 h after dark	6.560856666666667	4.03017	11.2439
12 h after dark	11.52697	8.83121	14.8806