270 2.37e-20 275 1.99e-20 280 1.57e-20 285 1.17e-20 290 8.36e-21 295 5.59e-21 300 3.56e-21 305 2.11e-21 310 1.39e-21 315 6.26e-22 320 3.12e-22 325 1.44e-22 330 6.60e-23