condition	mean	min	max
4 h after light	14.091613333333333	12.90115	16.43143
8 h after light	7.205535	4.441637999999999	12.69593
12 h after light	6.1679363333333335	4.132414	10.22834
16 h after light	3.792357	2.729653	4.636372
4 h after dark	28.72768333333333	23.15982	37.18306
8 h after dark	12.043951666666667	7.789395	15.36615