Based on the news about the stock in the past five trading days, please predict the rise or fall of the stock in the next trading day. If the stock is predicted to rise in the next trading day, please output [Rise], if the stock is predicted to fall in the next trading day, please output [Decrease].

Date:2018-12-21, Stock:XEL, The news for the past five days is as follows:
2018-12-14: NEWS1: PNM Resources (PNM) Scales New 52-Week High on Dividend Hike.NEWS2: PNM Resources (PNM) Scales New 52-Week High on Dividend Hike.NEWS3: After Hours Most Active for Dec 14, 2018 :  GE, QQQ, INTC, T, XEL, CC, NWL, CVS, DHI, WMT, MSFT, DISH.NEWS4: After Hours Most Active for Dec 14, 2018 :  GE, QQQ, INTC, T, XEL, CC, NWL, CVS, DHI, WMT, MSFT, DISH.NEWS5: PNM Resources (PNM) Scales New 52-Week High on Dividend Hike.NEWS6: Are You An Income Investor? Don’t Miss Out On Xcel Energy Inc. (NASDAQ:XEL).
2018-12-17: nan
2018-12-18: nan
2018-12-19: nan
2018-12-20: nan

Answer: Decrease