Negative: <10
borderline :>10-25>
Positive: >25

3-4 weeks: 100-750
5-6 weeks: 200-31000
7-8 weeks: 3500-140000
9-16 weeks:11000-210000
After 16 weeks:8000-59000

3 weeks: 10-71.2
4 weeks: 15-750
5 weeks: 217-7138
6 weeks: 306-31796
7 weeks: 3697-163563
8 weeks: 32065-149571
9 weeks: 63803-151410
10 weeks: 46509-186977
11 weeks: 32127-204743
12 weeks: 27832-210612
14 weeks: 13950-62530
15 weeks: 12039-70971
16 weeks: 9040-56451
17 weeks: 8175-55668
18 weeks: 8099-58176

3 weeks: 10-71.2
4 weeks: 15-750
5 weeks: 217-7138
6 weeks: 306-31796
7 weeks: 3697-163563
8 weeks: 32065-149571
9 weeks: 63803-151410
10 weeks: 46509-186977
11 weeks: 32127-204743
12 weeks: 27832-210612
14 weeks: 13950-62530
15 weeks: 12039-70971
16 weeks: 9040-56451
17 weeks: 8175-55668
18 weeks: 8099-58176