The National Stock Exchange's (NSE) most-traded derivatives product, Nifty futures, based on its benchmark on Nifty Index of 50 blue-chip stocks, has completed 15 years. Around 1.4 billion contracts of this index, worth Rs 350,000 crore, have been traded since its inception in June 2000, the exchange stated. Nifty futures is now also traded on various global exchanges, including the Singapore Stock Exchange, Osaka Exchange and Chicago Mercantile Exchange. "As a pulse of the nation, Nifty index-based products are now travelling to other global destinations. I am sure it will grow manifolds with growth of the Indian economy", said Chitra Ramkrishna, managing director & chief executive officer, NSE.