Principal Nonconsolidated Affiliates The Company had an ownership interest in 37 nonconsolidated affiliates at December 31, 2021 ( 35 at December 31, 2020 ). The Company 's principal nonconsolidated affiliates and its ownership interest (direct and indirect) for each at December 31, 2021 , 2020 and 2019 are as follows: Principal Nonconsolidated Affiliates at Dec 31 Country Ownership Interest 2021 2020 2019 EQUATE Petrochemical Company K.S.C.C. Kuwait 42.5 % 42.5 % 42.5 % The Kuwait Olefins Company K.S.C.C. Kuwait 42.5 % 42.5 % 42.5 % The Kuwait Styrene Company K.S.C.C. Kuwait 42.5 % 42.5 % 42.5 % Map Ta Phut Olefins Company Limited 1 Thailand 32.77 % 32.77 % 32.77 % Sadara Chemical Company Saudi Arabia 35 % 35 % 35 % The SCG-Dow Group: Siam Polyethylene Company Limited Thailand 50 % 50 % 50 % Siam Polystyrene Company Limited Thailand 50 % 50 % 50 % Siam Styrene Monomer Company Limited Thailand 50 % 50 % 50 % Siam Synthetic Latex Company Limited Thailand 50 % 50 % 50 % 1. The Company's effective ownership of Map Ta Phut Olefins Company Limited ("Map Ta Phut") is 32.77 percent , of which the Company directly owns 20.27 percent and indirectly owns 12.5 percent through its equity interest in Siam Polyethylene Company Limited. The Company ’s investment in and equity earnings from its principal nonconsolidated affiliates are as follows: Investment in Principal Nonconsolidated Affiliates at Dec 31 2021 2020 In millions Investment in nonconsolidated affiliates $ 1,621 $ 922 Other noncurrent obligations — (169) Net investment in principal nonconsolidated affiliates $ 1,621 $ 753 Equity in Earnings (Losses) of Principal Nonconsolidated Affiliates 2021 2020 2019 In millions Equity in earnings (losses) of principal nonconsolidated affiliates $ 918 $ (16) $ 21 The summarized financial information that follows represents the combined accounts (at 100 percent ) of the principal nonconsolidated affiliates. Summarized Balance Sheet Information at Dec 31 2021 2020 In millions Current assets $ 8,158 $ 5,044 Noncurrent assets 23,681 25,298 Total assets $ 31,839 $ 30,342 Current liabilities $ 3,990 $ 3,942 Noncurrent liabilities 20,039 20,144 Total liabilities $ 24,029 $ 24,086 Noncontrolling interests $ 174 $ 132 Summarized Income Statement Information 1 2021 2020 2019 In millions Sales $ 14,969 $ 9,470 $ 10,905 Gross profit $ 3,219 $ 619 $ 644 Income (loss) from continuing operations, net of tax $ 2,013 $ (461) $ (277) 1. The results in this table include purchase and sale activity between certain principal nonconsolidated affiliates and the Company, as previously discussed in the "Transactions with Nonconsolidated Affiliates" section . 106