condition	mean	min	max
4 h after light	5.794073333333333	5.65851	5.92899
8 h after light	5.840566666666667	5.79898	5.86408
12 h after light	6.093756666666667	5.99478	6.1727099999999995
4 h after dark	5.986273333333333	5.69695	6.22313
8 h after dark	6.053319999999999	6.027019999999999	6.0947
12 h after dark	5.96538	5.83881	6.08734