My DD is a 3C, she had an USAFA publication, ? cadet handbook? page 23 that addresses this subject in depth. I whish I knew how to transfer this info efficiently. Support includes cost of clothing, medical, dental, education, insurance premiums, transportation, Christmas presents etc. Tuition and expenses for school prior to Academy, family food bill, utilities, fair rental value for lodging also count. For 2011, the amount contributed by a cadet was set at $21,000 for one semester. if parental support/contribution exceeded this amount, they could be claimed by their parents as a dependent