condition	mean	min	max
1 h after light	21.234311220000002	19.86955547	22.47086543
3 h after light	18.92731308	16.21878666	24.24910895
5 h after light	19.702114273333333	17.74371636	21.57289163
7 h after light	18.23746411	17.35464352	19.60318367
9 h after light	18.25350333	16.50397252	20.72519245
11 h after light	16.809205973333334	15.57021605	18.52154454
13 h after light	18.086707313333335	15.56674453	20.04500738
15 h after light	18.756327456666668	14.72633131	22.86037561
1 h after dark	17.765420603333332	15.379614000000002	21.35620588
3 h after dark	18.48915814	15.80323315	21.27257045
5 h after dark	16.62898729333333	14.94296584	19.61382575
7 h after dark	18.972034226666665	17.78952489	20.01864294