condition	mean	min	max
4 h after light	4.67102	4.53229	4.8589400000000005
8 h after light	4.560273333333333	4.53219	4.58141
12 h after light	4.542973333333333	4.39149	4.80961
4 h after dark	4.58521	4.512	4.679819999999999
8 h after dark	4.501453333333334	4.3612400000000004	4.61883
12 h after dark	4.495456666666667	4.4261800000000004	4.59183