condition	mean	min	max
0 h after light	38.36255	37.5712	39.1539
4 h after light	21.45955	20.2402	22.6789
8 h after light	31.86565	30.9619	32.7694
4 h after dark	55.2967	50.057	60.5364
8 h after dark	37.87465	33.6139	42.1354
12 h after dark	35.5854	35.5622	35.6086