How many cm did you ftm dilated when you get your first cervix check?

Vy
I went to a doctor appoinment earlier to check for dilation.She said i only dilated 1 cm.Is it normal?I wonder why my cervix dilated so slow.I thought by now i should've been atleast 2-3 cm ...
How many cm and at how many weeks did you FTM dilated when you first get your cervix check?