To curb volatility of rupee, the Reserve Bank of India (RBI) had, for the first time in six months, sold dollars in the foreign exchange market. In August, RBI had sold $ 511 million in the spot market. Prior to this, RBI had sold dollar was in February when it sold $530 million. Between March and July, RBI purchased $2.1 billion from the spot market, as reflected in the rise of foreign exchange reserves, which reached high levels during the last week of July when it touched $ 320.5 billion.