condition mean min max 4 h after light 0.0276314 0.0 0.0552628 8 h after light 0.0276617 0.0 0.0553234 12 h after light 0.07213655 0.0581167 0.0861564 4 h after dark 0.09049033333333333 0.0 0.136271 8 h after dark 0.015961066666666666 0.0 0.0478832 12 h after dark 0.0 0.0 0.0