Look at the CFR
With very frequent completely prostrating and prolonged attacks productive of severe economic inadaptability 50
With characteristic prostrating attacks occurring on an average once a month over last several months 30
With characteristic prostrating attacks averaging one in 2 months over last several months 10
With less frequent attacks
When you write a migraine journal:
When did it start, date and time
When was it better, date and time
Was the migraine "completely prostrating" or "prostrating"?
What did you take for the migraine?
Did you miss work?