While the market for NFTs has traditionally been relatively small, it's grown exponentially in recent years. By 2021 total sales were exceeding $20 billion with most happening during 2nd half of last year when celebrities jumped into popular collections like Bored Ape Yacht Club and CryptoPunks bringing these projects mainstream attention causing a nearly year long bull run that is now slowing down considerably In 2018 there was still growth but less than expected which causes prices to drop throughout 2019