condition	mean	min	max
1 h after light	16.749322865	15.16406555	18.33458018
3 h after light	15.116027366666666	14.62839236	15.96272003
5 h after light	16.520542393333333	14.7671435	18.61391993
7 h after light	15.810908206666666	12.36303244	18.38977107
9 h after light	18.100490813333334	16.63165943	19.38910096
11 h after light	16.35138574	12.12617375	19.53308843
13 h after light	18.778616799999998	17.82642665	19.69959925
15 h after light	20.271522776666668	18.34711195	21.37286512
1 h after dark	17.23625453	14.69259567	19.456904100000003
3 h after dark	17.743700976666666	16.42215198	19.93230644
5 h after dark	16.38851357	14.82786855	18.47177885
7 h after dark	16.011650723333332	14.17638362	19.4932106