pre_text: Financial Highlights
  International Business Machines Corporation and Subsidiary Companies * Includes charges of $0.1 billion in 2019 and $2.0 billion in 2018 associated with U.S. tax reform. ** See page 46 for a reconciliation of net income to operating earnings.
table: ($ in millions except per share amounts)
table: For the year ended December 31: 2019 2018
table: Revenue $ 77,147 $ 79,591
table: Net Income 9,431* 8,728*
table: Income from continuing operations 9,435* 8,723*
table: Operating (non-GAAP) earnings** $ 11,436 $ 12,657
table: Earnings per share of common stock—continuing operations
table: Assuming dilution 10.57* 9.51*
table: Basic 10.63 9.56*
table: Diluted operating (non-GAAP)** $  12.81 $  13.81
table: Net cash provided by operating activities $ 14,770 $ 15,247
table: Capital expenditures, net $  2,370 $  3,716
table: Share repurchases $  1,361 $  4,443
table: Cash dividends paid on common stock $  5,707 $  5,666
table: Per share of common stock $   6.43 $   6.21
table: At December 31: 2019 2018
table: Cash, cash equivalents, restricted cash and marketable securities $  9,009 $ 12,222
table: Total assets $152,186 $123,382
table: Working capital $    718 $ 10,918
table: Total debt $ 62,899 $ 45,812
table: Total equity $ 20,985 $ 16,929
table: Common shares outstanding (in millions) 887 892
table: Stock price per common share $ 134.04 $ 113.67
question: Analyse this data from a financial earnings document. What are the total assets increase / (decrease) from 2018 to 2019?