220 4.28e-18 225 4.39e-18 230 4.40e-18 235 4.01e-18 240 3.50e-18 245 3.04e-18 250 2.48e-18 255 2.05e-18 260 1.53e-18 270 8.60e-19 280 4.20e-19 290 2.10e-19 300 1.10e-19 320 5.00e-20