HCG at 1700 at 5 weeks should it be higher?

Leah • Momma to Blaine Tyler & one on the way. 💘👶🏻💙🤞🏼

So my the nurse just called and said my HCG was at 1700 at 5 weeks. I think that’s good.. but on Wednesday it was 700.. but on Friday it was only 1700.. is that good? Or should it have been more?