condition	mean	min	max
4 h after light	21.834781999999997	21.621501	22.048063
8 h after light	22.936146	22.836882	23.03541
12 h after light	21.768814499999998	17.561279	25.97635
4 h after dark	19.30067	17.61505	20.98629
8 h after dark	17.3850915	16.656495	18.113688
12 h after dark	20.919935	20.919935	20.919935