Naples, Fla., Jan. 24, 2017 — While the shift to online payments continues to ascend, there are stark generational differences when it comes to paying bills, according to new benchmark data, “How Americans Pay Their Bills,� from ACI Worldwide (NASDAQ: ACIW) and Aite Group. U.S. consumers spent a record-setting amount on bill payments in 2016 ($3.9 trillion). They are faced with a wide range of transactions involving myriad methods of payments and channels, leading households to reprioritize how and when they pay their bills.