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Condensed Statement of Changes in Partners' Capital - USD ($)
General Partner
Limited Partners
Total
Net income (loss)     $ 472,609,980
Net asset value, beginning of period at Dec. 31, 2017     $ 12.08
Net asset value, end of period at Sep. 30, 2018     $ 15.47
Beginning Balance at Dec. 31, 2018 $ 0 $ 1,468,461,712 $ 1,468,461,712
Addition of 228,100,000 partnership shares 0 2,666,878,546 2,666,878,546
Redemption of 258,600,000 partnership shares 0 (3,063,434,296) (3,063,434,296)
Net income (loss) 0 312,085,655 312,085,655
Ending Balance at Sep. 30, 2019 $ 0 $ 1,383,991,617 $ 1,383,991,617
Net asset value, beginning of period at Dec. 31, 2018     $ 9.59
Net asset value, end of period at Sep. 30, 2019     $ 11.28