Refer to the passage below and then answer the question afterwards in the same language as the passage:

Passage: Dubna (Russian: Дубна) is a river in Vladimir Oblast and Moscow Oblast in Russia, a right tributary of the Volga. The length of the river is 167 kilometres. The area of its basin is 5,350 km². Its largest tributary is the Sestra River. The town of Dubna is located at the confluence of the Dubna and Volga rivers.

Question: What is the area of the the Dubna river basin?
5,350 km²