Each year is separate. They can can you if you are under 19 or under 24 if you are a full time student no matter how much you made. But if you are 19 or older and not a student they can only claim you if you made less than $4,400 total for the year.
Here are the rules for claiming a dependent. Do you qualify as a dependent?
https://ttlc.intuit.com/community/credits-and-deductions/help/who-can-i-claim-as-my-dependent/00/267...
