Is it normal for TSH levels to always be above ok during medication

In short, this has been my test history for 1 year:- No diagnosis - 14.28 After Using 75 mg for 3 months - 0.02 After Using 25 mg for 6 months - 9.8 After Using 50mg for 2 months - 7.9 I've been on medication for a year, not once have i had a report in a normal range, idk what's right or wrong