In 2020, in the country of Fornesia, the total household consumption was $1000 million, and households paid taxes of $200 to the government. The government of Fornesia spent $500 million on defence and infrastructure and $47 million on social security benefits to the public. The firms held an inventory amounting to $35 million in January 2020, and the total inventory amounted to $50 million at the end of December 2020. The firms invested $25 million as fixed investment in capital. The capital depreciated by $5 million in 2020. Fornesia exported $90 million worth of goods abroad and imported $75 million from other foreign countries.  In 2019, Fornesia GDP was $1455. What is the GDP growth in 2020? (answer in terms of percentages, up to 2 decimal places)?数值题