The Pakistani rupee ( / ALA-LC: ; ISO code: PKR) is the official currency of Pakistan. The issuance of the currency is controlled by the State Bank of Pakistan, the central bank of the country. The most commonly used symbol for the rupee is Rs, used on receipts when purchasing goods and services. In Pakistan, the rupee is referred to as the "rupees", "rupaya" or "rupaye". As standard in Pakistani English, large values of rupees are counted in terms of thousands, lakh (100 thousand) and crore (10 million), 1 Arab (1 billion), 1 Kharab (1/10 trillion), 100 Kharab.Several other currencies are also called rupee, although most of these are no longer in production due to low demand and value.