dictionary {
        float  smpl_num          "Sample ID number, from STB-3"
        float  answer            "Results; logit-log calc.,STB-3"
        float  _2answer          "Results, pg/ml, Hyperbolic Regr"
}
    11772   1567.16   1557.262
    11772   1544.25    1534.88
    11772   1781.31   1788.143
    11772   1767.13   1774.169
    11773   1332.42     1344.8
    11773   1300.03   1295.993
    11774   1074.86   1075.218
    11774   1167.37   1181.084
    11774   1193.03   1206.563
    11774   1032.11   1033.224
    11775   1517.34   1508.576
    11775   1557.94   1548.258
    11775   1748.40   1755.714
    11775   1805.22   1811.691
    11776   1292.76   1288.867
    11776   1343.17   1355.449
    11777   1029.33   1030.491
    11777   1209.31   1222.725
    11778   1486.53   1497.297
    11778   1512.91   1504.249
    11779   1415.52   1409.014
    11779   1360.10   1354.795
    11779   1506.45   1516.977
    11779   1526.62   1536.908
    11780    927.03   929.8896
    11780    953.58   968.2424
    11780    986.39   1000.974