condition	mean	min	max
4 h after light	1.89612	1.63925	2.15299
8 h after light	2.191075	2.07587	2.30628
12 h after light	1.91687	1.45506	2.37868
4 h after dark	2.8587866666666666	2.44191	3.36916
8 h after dark	3.0377133333333335	2.79362	3.33221
12 h after dark	2.39311	2.20313	2.68776