condition	mean	min	max
4 h after light	4.93661	4.83564	5.05145
8 h after light	4.86331	4.85035	4.88427
12 h after light	4.965766666666667	4.8575800000000005	5.11151
4 h after dark	4.960853333333334	4.8640300000000005	5.07204
8 h after dark	5.130996666666666	4.9101099999999995	5.333559999999999
12 h after dark	4.9864	4.82037	5.24797