condition	mean	min	max
4 h after light	3.4666699999999997	3.42691	3.50643
8 h after light	3.152305	3.12153	3.18308
12 h after light	3.56527	3.29973	3.83081
4 h after dark	4.46852	4.22374	4.67324
8 h after dark	3.7490366666666666	3.33502	4.016
12 h after dark	3.5508133333333336	3.50193	3.58785