You just need to 'run the numbers' to see if you provided over 50% of your own support:
<a rel="nofollow" target="_blank" href="
https://apps.irs.gov/app/vita/content/globalmedia/teacher/worksheet_for_determining_support_4012.pdf...>
There is no where to note that, but if the IRS questions it, you would need to prove it. Also, you would need to make sure that your parents do not actually claim you.
