condition mean min max 2 h after light 0.3947835 0.0 0.557513 6 h after light 0.44466066666666665 0.0 1.4916 10 h after light 1.0741585 0.416017 2.22396 14 h after light 0.5853578333333334 0.0 1.16203 18 h after light 0.535128 0.0 1.08098 2 h after dark 0.32194866666666666 0.0 0.744546