Financial report context:
assets measured and recorded at fair value on a non-recurring basis our non-marketable equity securities , equity method investments , and certain non-financial assets , such as intangible assets and property , plant and equipment , are recorded at fair value only if an impairment or observable price adjustment is recognized in the current period . if an impairment or observable price adjustment is recognized on our non-marketable equity securities during the period , we classify these assets as level 3 within the fair value hierarchy based on the nature of the fair value inputs . we classified non-marketable equity securities and non-marketable equity method investments as level 3 . impairments recognized on these investments held as of december 29 , 2018 were $ 416 million ( $ 537 million held as of december 30 , 2017 and $ 153 million held as of december 31 , 2016 ) . financial instruments not recorded at fair value on a recurring basis financial instruments not recorded at fair value on a recurring basis include non-marketable equity securities and equity method investments that have not been remeasured or impaired in the current period , grants receivable , loans receivable , reverse repurchase agreements , and our short-term and long-term debt . prior to the adoption of the new financial instrument standard , our non-marketable cost method investments were disclosed at fair value on a recurring basis . the carrying amount and fair value of our non-marketable cost method investments as of december 30 , 2017 were $ 2.6 billion and $ 3.6 billion , respectively . these measures are classified as level 3 within the fair value hierarchy based on the nature of the fair value inputs . as of december 29 , 2018 , the aggregate carrying value of grants receivable , loans receivable , and reverse repurchase agreements was $ 833 million ( the aggregate carrying amount as of december 30 , 2017 was $ 935 million ) . the estimated fair value of these financial instruments approximates their carrying value and is categorized as level 2 within the fair value hierarchy based on the nature of the fair value inputs . for information related to the fair value of our short-term and long-term debt , see 201cnote 15 : borrowings . 201d note 17 : other comprehensive income ( loss ) the changes in accumulated other comprehensive income ( loss ) by component and related tax effects for each period were as follows : ( in millions ) unrealized holding ( losses ) on available-for -sale equity investments unrealized holding ( losses ) on derivatives actuarial valuation and other pension expenses translation adjustments and other total .

Financial table:
( in millions ): december 31 2016; unrealized holding gains ( losses ) on available-for-sale equity investments: $ 2179; unrealized holding gains ( losses ) on derivatives: $ -259 ( 259 ); actuarial valuation and other pension expenses: $ -1280 ( 1280 ); translation adjustments and other: $ -534 ( 534 ); total: $ 106
( in millions ): other comprehensive income ( loss ) before reclassifications; unrealized holding gains ( losses ) on available-for-sale equity investments: 2765; unrealized holding gains ( losses ) on derivatives: 605; actuarial valuation and other pension expenses: 275; translation adjustments and other: -2 ( 2 ); total: 3643
( in millions ): amounts reclassified out of accumulated other comprehensive income ( loss ); unrealized holding gains ( losses ) on available-for-sale equity investments: -3433 ( 3433 ); unrealized holding gains ( losses ) on derivatives: -69 ( 69 ); actuarial valuation and other pension expenses: 103; translation adjustments and other: 509; total: -2890 ( 2890 )
( in millions ): tax effects; unrealized holding gains ( losses ) on available-for-sale equity investments: 234; unrealized holding gains ( losses ) on derivatives: -171 ( 171 ); actuarial valuation and other pension expenses: -61 ( 61 ); translation adjustments and other: 1; total: 3
( in millions ): other comprehensive income ( loss ); unrealized holding gains ( losses ) on available-for-sale equity investments: -434 ( 434 ); unrealized holding gains ( losses ) on derivatives: 365; actuarial valuation and other pension expenses: 317; translation adjustments and other: 508; total: 756
( in millions ): december 30 2017; unrealized holding gains ( losses ) on available-for-sale equity investments: 1745; unrealized holding gains ( losses ) on derivatives: 106; actuarial valuation and other pension expenses: -963 ( 963 ); translation adjustments and other: -26 ( 26 ); total: 862
( in millions ): impact of change in accounting standards; unrealized holding gains ( losses ) on available-for-sale equity investments: -1745 ( 1745 ); unrealized holding gains ( losses ) on derivatives: 24; actuarial valuation and other pension expenses: -65 ( 65 ); translation adjustments and other: -4 ( 4 ); total: -1790 ( 1790 )
( in millions ): opening balance as of december 31 2017; unrealized holding gains ( losses ) on available-for-sale equity investments: 2014; unrealized holding gains ( losses ) on derivatives: 130; actuarial valuation and other pension expenses: -1028 ( 1028 ); translation adjustments and other: -30 ( 30 ); total: -928 ( 928 )
( in millions ): other comprehensive income ( loss ) before reclassifications; unrealized holding gains ( losses ) on available-for-sale equity investments: 2014; unrealized holding gains ( losses ) on derivatives: -310 ( 310 ); actuarial valuation and other pension expenses: 157; translation adjustments and other: -16 ( 16 ); total: -169 ( 169 )
( in millions ): amounts reclassified out of accumulated other comprehensive income ( loss ); unrealized holding gains ( losses ) on available-for-sale equity investments: 2014; unrealized holding gains ( losses ) on derivatives: 9; actuarial valuation and other pension expenses: 109; translation adjustments and other: 8; total: 126
( in millions ): tax effects; unrealized holding gains ( losses ) on available-for-sale equity investments: 2014; unrealized holding gains ( losses ) on derivatives: 48; actuarial valuation and other pension expenses: -56 ( 56 ); translation adjustments and other: 5; total: -3 ( 3 )
( in millions ): other comprehensive income ( loss ); unrealized holding gains ( losses ) on available-for-sale equity investments: 2014; unrealized holding gains ( losses ) on derivatives: -253 ( 253 ); actuarial valuation and other pension expenses: 210; translation adjustments and other: -3 ( 3 ); total: -46 ( 46 )
( in millions ): december 29 2018; unrealized holding gains ( losses ) on available-for-sale equity investments: $ 2014; unrealized holding gains ( losses ) on derivatives: $ -123 ( 123 ); actuarial valuation and other pension expenses: $ -818 ( 818 ); translation adjustments and other: $ -33 ( 33 ); total: $ -974 ( 974 )

Additional report context:
financial statements notes to financial statements 97 .

Question: what is the net change in the accumulated other comprehensive income during 2018?
Answer: -1836