condition	mean	min	max
4 h after light	4.600046666666667	4.54113	4.632219999999999
8 h after light	4.707006666666667	4.6029	4.87418
12 h after light	4.58075	4.4110000000000005	4.71934
4 h after dark	4.717086666666667	4.6432400000000005	4.77531
8 h after dark	4.659326666666667	4.5538300000000005	4.732130000000001
12 h after dark	4.73955	4.5919300000000005	4.91996