condition mean min max 0 h after light 0.420324 0.279883 0.560765 4 h after light 0.9842845 0.827849 1.14072 8 h after light 0.42335449999999997 0.276901 0.569808 4 h after dark 0.41340750000000004 0.274881 0.551934 8 h after dark 0.5524614999999999 0.277973 0.82695 12 h after dark 1.102806 0.838522 1.36709