condition mean min max 0 h after light 16.34435 15.8633 16.8254 2 h after light 14.91535 14.0798 15.7509 4 h after light 7.493165 6.13353 8.8528 8 h after light 1.857625 1.54057 2.17468 12 h after light 2.412005 1.81612 3.00789 2 h after dark 1.241247 0.963514 1.51898 4 h after dark 1.3132759999999999 0.899512 1.72704 8 h after dark 4.349945 3.42115 5.27874 12 h after dark 15.49 14.796 16.184