Changes in Nifty50's major sectors after last three market crashes since year 2000

Nifty50's Sectoral Leadership has changed in the past with every Crisis.

How the Nifty50 top-5 sectors' contribution looked in 2000 (after the Dot Com Bubble): 









How the Nifty50 sectors' contribution looked in 2008 (after the Lehman Crisis): 









How the Nifty50 sectors' contribution looked in 2020 (around July as the Coronavirus Pandemic Curve was flattening): 










The two sectors that have continued to be in top 5 across these years are 'Oil and Gas' and 'Financial Services':