condition	mean	min	max
4 h after light	3.6110700000000002	3.4760910000000003	3.788147
8 h after light	2.5543006666666668	1.615158	3.104127
12 h after light	7.118831666666667	6.686226	7.535055000000001
16 h after light	3.5601946666666664	3.3185919999999998	3.9751790000000002
4 h after dark	2.9055523333333335	2.557566	3.386168
8 h after dark	2.674494	1.8924450000000002	3.235805