condition	mean	min	max
4 h after light	16.764049999999997	15.5914	17.9367
8 h after light	22.921349999999997	21.7187	24.124
12 h after light	23.10915	23.0311	23.1872
4 h after dark	27.887366666666665	26.2301	29.5153
8 h after dark	19.2056	17.8679	20.2065
12 h after dark	17.858633333333334	15.7693	21.0971