one percenter incomemortgage payment percent of incomepercent of income to spend on mortgagetop 1 percent household incomeaverage income of top 1 percenttotal income of top 1 percenttop 1 percent income by stateincome level of top 1 percenttop 1 percent income worldshare of income top 1 percenttop 1 annual incomemortgage loan percentage of income