condition	mean	min	max
4 h after light	4.06255	3.72733	4.39777
8 h after light	2.4317200000000003	1.78153	3.08191
12 h after light	3.6642	2.88611	4.44229
4 h after dark	6.257595	5.22508	7.29011
8 h after dark	6.4077649999999995	5.66782	7.14771
12 h after dark	5.532325	5.20056	5.86409