condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.022538133333333335 0.0 0.0676144 12 h after light 0.0 0.0 0.0 3 h after dark 0.09306583333333333 0.0856962 0.107801 6 h after dark 0.08160406666666667 0.0 0.170776 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0