IM-Rate data for Wellington subsoil class C Sa(2p0s)
    9            (2G10.3)      1.00
  0.023079  0.032189
  0.052175  0.013863
  0.141356  0.004463
  0.259831  0.002107
  0.408323  0.001026
  0.634067  0.000404
  0.827047  0.000201
  1.042041  0.000100
  1.363493  0.000040