Target breach started with a password stealing bot, Home Depot breach started with credentials stolen from a third party vendor, Anthem breach started with phishing. 

Target lost 40M cards, 70M records, paid $18.5M to settle, Home Depot lost 56M cards, paid $19.5M to settle, Anthem lost 80m records, pays record $115M to settle, but is nowhere near the size of recent breaches...