condition	mean	min	max
4 h after light	16552.9	16552.9	16552.9
8 h after light	14897.9	13728.5	16067.3
12 h after light	11835.3	10614.4	13056.2
4 h after dark	7864.0	5197.9	10530.1
8 h after dark	8393.15	5156.4	11629.9
12 h after dark	10864.8	9802.7	11926.9