DE FY4Q18 PR and CC slides: https://s22.q4cdn.com/253594569/files/doc_financials/2018/Q4/4Q_2018_News-Release-and-Financials.pdf https://s22.q4cdn.com/253594569/files/doc_financials/2018/Q4/4Q_2018_Earnings-Call-Presentation.pdf