Week       Range
12-14   :     0.3 - 1.6
 15       :     1 - 4.4                         
16-18   :    1.4 - 8.5
  19     :    1.9 - 11
20-27   :    2.1 - 18
28-33   :   3.2 - 23
34-37   :   5.1 - 29
38-42   :   7.8 - 39  

Was Not Detectable

Non pregnant = <0.08