condition mean min max 3 h after light 0.486895 0.346247 0.631858 6 h after light 0.5846756666666667 0.114369 1.00164 9 h after light 0.5274703333333334 0.339874 0.62652 12 h after light 1.127277 0.209843 2.00501 3 h after dark 0.716399 0.327381 1.04106 6 h after dark 0.161386 0.0 0.259317 9 h after dark 0.3020277666666667 0.0955973 0.474042 12 h after dark 0.3295525 0.257738 0.401367