are my levels too low?

Jackie • wife | mama x 3 | life luvah | 🌈 due 1•1•2020
I had blood work done the morning of 4w6d. The nurse just told me my number was 220 which according to her coinsides with the weeks. I can't help to think that's low. Idk I guess I was expecting a higher number. Can anyone relate? Please help, I'm a nervous wreck right now.