condition mean min max 0 h after light 0.724143 0.689016 0.75927 4 h after light 1.841135 1.15487 2.5274 8 h after light 1.79403 1.54303 2.04503 4 h after dark 2.06862 1.75942 2.37782 8 h after dark 2.00958 1.84765 2.17151 12 h after dark 0.6087899999999999 0.275236 0.942344