1            19310123      B7             171.8         .093
 2            19320211      B7             78.6          .092
 3            19320722      B7             47.7          .597
 4            19320913      B7             69.9          .023
 5            19380812      B7             136.5         .048
 6            19450326      B7             152.3         .077
 7            19530831      B7             261.2         .794
 8            19680808      B7             870.37        .123
 9            19741127      B7             619.29        .396
 10           19741211      B7             595.35        .453
 11           19750807      B7             815.79        .024
 12           19870908      B7             2545.12       .037
 13           19871207      B7             1812.17       .072
 14           20080708      B7             11384.12      .022
 15           20100608      B7             9939.98       .047
 16           20110607      B7             12070.81      .028