Share by institution type/ranking for GSE servicers by quarter. Types are large nonbanks (among top 25 lenders), small/midsize nonbanks, megabanks (assets over $1 trillion), large banks (assets between $100 billion and $1 trillion), mid-sized banks (assets between $10 billion and $100 billion), community banks (assets less than $10 billion), credit unions, and unknown/other. Rankings are top five, ranked six to 25, top 50 and top 100.