condition	mean	min	max
4 h after light	277.277997	272.303564	282.25243
8 h after light	255.2867315	229.491533	281.08193
12 h after light	415.7545715	388.711598	442.797545
4 h after dark	633.8874355	593.741858	674.033013
8 h after dark	683.102574	578.819245	787.385903
12 h after dark	337.535451	337.535451	337.535451