condition	mean	min	max
4 h after light	22.124509	21.151904	23.097114
8 h after light	21.900188	20.694437	23.105939
12 h after light	22.197934	21.475413	22.920455
4 h after dark	23.125565	22.514718	23.736412
8 h after dark	20.386185	20.043264	20.729106
12 h after dark	23.37989	23.37989	23.37989