condition	mean	min	max
4 h after light	11656.7	11656.7	11656.7
8 h after light	10561.15	9481.0	11641.3
12 h after light	8896.8	8068.9	9724.7
4 h after dark	7614.3	6695.6	8533.0
8 h after dark	7741.6	6905.8	8577.4
12 h after dark	8542.4	8246.4	8838.4