As Nifty50 hit a lifetime high of 11,581.75 on Tuesday, it is notable to know that the index hovered around 1,000 levels in back in 2002.
Over these 16 years, the representation in Nifty50 index has undergone a sea change in consonance with the changes in the underlying economy. As new sectors and companies evolved, their stocks found place in the benchmark index. Some, on the other hand, lost relative importance.
The only constant over the last 16 years in the index has been Reliance Industries (RIL), which has maintained its position in the top 10 in Nifty50 index, finds

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