. . . . "5%" . "10%" . "25%" . "4%" . "7%" . "0.8%" . "0%" . "6%" . "21%" . "0" . "0.06" . "0.25" . "0.04" . "0.05" . "0.1" . "0.07" . "0.008" . "0.21" . "0" . "0.06" . "0.25" . "0.04" . "0.05" . "0.1" . "0.07" . "0.008" . "0.21" . "placebo" . .