condition	mean	min	max
4 h after light	5.303403333333333	1.7121	11.8798
8 h after light	3.10591	0.81898	5.72325
12 h after light	4.3138000000000005	2.03343	7.26128
4 h after dark	3.572003	0.84095	8.88608
8 h after dark	1.2375099999999999	0.0	2.49477
12 h after dark	5.22549	3.69471	6.58432