The DeFi Pulse Index is a market-cap weighted DeFi index that selects the top 10 mainstream DeFi tokens for a diversified portfolio to track the performance of the DeFi Pulse Index, including YFI, LEND, COMP, SNX, MKR, REN, KNC, LRC, BAL, and REP. The DeFi Pulse Index uses each tokens circulating supply to determine how many of each token should be in the portfolio. Currently, accurate supply data is obtained through CoinGecko.