The personal foreign currency deposits of the Bank of China Beijing Branch have exceeded the US $ 1 billion; a significant proportion of the US $ 2 billion foreign exchange loans issued by the Bank come from personal deposits of residents. The main meaning of this passage is? ['The total foreign currency owned by individuals is already considerable.', "One-half of the bank's accumulated foreign exchange loans came from individual residents.", 'The bank has a $ 2 billion loan, a significant percentage of which is lent to individual residents.', "The bank's personal foreign currency deposits have accounted for half of the total deposits."]