condition mean min max 3 h after light 0.8145275 0.481437 1.88229 7 h after light 0.9971151666666667 0.255634 2.15545 11 h after light 0.9104513333333334 0.362497 1.57643 2 h after dark 1.131091 0.597383 1.54379 6 h after dark 1.1686046666666667 0.654704 2.1824 10 h after dark 0.9737432500000001 0.395407 1.50978