condition	mean	min	max
1 h after light	15.50540323	14.37518352	16.63562294
3 h after light	14.797921563333334	13.3077736	16.11705908
5 h after light	15.7075717	15.17980101	16.01256524
7 h after light	16.07977204333333	15.41294353	16.62279809
9 h after light	16.56936049	15.93624736	17.47023049
11 h after light	16.141075806666667	14.60356409	16.94012654
13 h after light	17.380949296666667	15.43438218	18.57232672
15 h after light	17.657642906666666	14.01586936	20.74053184
1 h after dark	22.876277406666667	18.79053051	26.58122103
3 h after dark	18.76086591	17.91907736	19.56907534
5 h after dark	18.42663106	17.40389656	20.42351398
7 h after dark	16.27942784	15.2337687	16.96039035