#   longitude          pdf          cdf
     -155.296  0.000270514        0.002
     -147.903            0        0.002
      -140.51  0.000135257        0.003
     -133.116            0        0.003
     -125.723            0        0.003
      -118.33  0.000135257        0.004
     -110.936            0        0.004
     -103.543            0        0.004
     -96.1497  0.000135257        0.005
     -88.7564            0        0.005
     -81.3631            0        0.005
     -73.9698            0        0.005
     -66.5765            0        0.005
     -59.1831            0        0.005
     -51.7898  0.000135257        0.006
     -44.3965            0        0.006
     -37.0032  0.000135257        0.007
     -29.6099            0        0.007
     -22.2166  0.000135257        0.008
     -14.8232            0        0.008
     -7.42991  0.000405772        0.011
   -0.0365941   0.00162309        0.023
      7.35672   0.00432823        0.055
        14.75    0.0404419        0.354
      22.1434    0.0873762            1