current account vs demand deposit

current account

noun
  • A checking account (US) at a bank which is used for daily transactions, as opposed to a deposit account or savings account. 

  • That part of the balance of payments recording a nation's exports and imports of goods and services and transfer payments 

demand deposit

noun
  • A bank deposit that may be withdrawn without notice. 

How often have the words current account and demand deposit occurred in a corpus of books? (source: Google Ngram Viewer )