pre_text: Financial information of associates and joint ventures: There is no individually significant associate or joint venture for the Company. For individually immaterial associates and joint ventures, the following tables summarize the amount recognized by the Company at its share of those associates and joint ventures separately. When an associate or a joint venture is a foreign operation, and the functional currency of the foreign entity is different from the Company, an exchange difference arising from translation of the foreign entity will be recognized in other comprehensive income (loss). Such exchange differences recognized in other comprehensive income (loss) in the financial statements for the years ended December 31, 2017, 2018 and 2019 were NT$45 million, NT$(16) million and NT$(9) million, respectively, which were not included in the following table. The aggregate amount of the Company’s share of all its individually immaterial associates that are accounted for using the equity method was as follows:
table: For the years ended December 31,
table: 2017 2018 2019
table: $NT(In Thousands) $NT (In Thousands) $NT (In Thousands)
table: Profit (loss) from continuing operations $77,589 $(616,665) $115,329
table: Post-tax profit from discontinued operations 80,248 — —
table: Other comprehensive income (loss) 526,773 (82,871) 873,308
table: Total comprehensive income (loss) $684,610 $(699,536) $988,637
question: Analyse this data from a financial earnings document. What is the increase/ (decrease) in Total comprehensive income (loss) from 2018 to 2019?