something does seem wrong - up that to 11k and you get 'better' numbers (more intuitive) - they may not have tested with numbers as low as you put in??? Also,

something does seem wrong - up that to 11k and you get 'better' numbers (more intuitive) - they may not have tested with numbers as low as you put in??? Also, fwiw, you only had 1 family member, but 2 enrolling, but that didn't seem to affect the issue.