While it's difficult to put an exact valuation on the NFL as a whole, it's been estimated that it's worth somewhere around $100 billion in total value. It is one of the richest and most profitable businesses in the world, utilizing many different revenue streams to carve out its sustained success.Some forms of their income include massive television contracts, merchandise sales, licensing deals, and ticket sales. Another revenue stream, and one of their biggest, is the insane amount of money they make through sponsorships.Here are the five biggest NFL sponsorship deals of all time. The dollar amount is based on the approximate yearly value from the sponsorship at the conclusion of the 2021 season.#5 - Nike - $120 millionNike Unveils New NFL UniformsNike is one of the biggest brands among all sports-focused companies. They provide equipment and shoes to many large sporting leagues and also own a large portion of contracts to create team uniforms.Dane Storrusten@DaneStorrusten#TBT As a football fan / designer / uniform enthusiast, sometimes I gotta just sit back and appreciate my job . #NIKE #VaporUntouchable #NFL #uniform #design @UniWatch1316#TBT As a football fan / designer / uniform enthusiast, sometimes I gotta just sit back and appreciate my job 😂. #NIKE #VaporUntouchable #NFL #uniform #design @UniWatch https://t.co/SiAJsPTtGRNike currently pays around $120 million per season to be the official uniform producer. Their ability to place their iconic swoosh checkmark logo on the uniform is really what they are paying for.#4 - DraftKings, FanDuel, and Caesars - $190 millionFanDuel advertisement during a Ravens vs Browns gameThe NFL has been against the idea of gambling on games since the beginning of their existence. They changed their stance, at least from a business perspective, prior to the 2021 season.DraftKings, FanDuel, and Caesars signed a combined deal to be the three official sports betting sponsors. Their combined sponsorship is worth just under $1 billion over the next five years. Other gambling sites, including BetMGM and PointsBet, have since signed deals as well.