condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0777045 0.0 0.155409 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 3.774045e-07 0.0 7.54809e-07 8 h after dark 0.081423 0.0 0.162846 12 h after dark 0.0 0.0 0.0