Progesterone levels??

Marina • Ectopic 👼🏼 10/2015. Pregnant 🤰🏻 01/2016 Baby girl 👧🏻09/29/2016. Miscarriage 👼🏼 08/2018. Pregnant 🤰🏻 11/2018
I'm 5weeks 2days and my levels came back at 8.8. I'm on the lower side. Should I be concerned?!