condition	mean	min	max
4 h after light	540.6	540.6	540.6
8 h after light	553.15	452.7	653.6
12 h after light	526.5999999999999	486.9	566.3
4 h after dark	525.3	458.0	592.6
8 h after dark	510.25	438.8	581.7
12 h after dark	455.55	422.5	488.6