condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.04186925 0.0 0.0837385 4 h after light 0.0 0.0 0.0 8 h after light 0.037178 0.0 0.074356 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0365935 0.0 0.073187 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0381525 0.0 0.076305