condition	mean	min	max
4 h after light	7.8753	7.790939999999999	7.91966
8 h after light	8.131746666666666	8.08283	8.214260000000001
12 h after light	8.25169	8.21335	8.2719
4 h after dark	8.31396	8.25779	8.36312
8 h after dark	8.426976666666667	8.33405	8.48696
12 h after dark	8.849756666666666	8.74023	9.05919