condition mean min max 4 h after light 0.77304 0.0 1.54608 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.86277 0.0 1.39453 12 h after dark 0.09272999999999999 0.0 0.27819