Here are Vanguard's top 20 best-performing ETFs ranked by 10-year average annual return:VGT Information Technology ETF: 22.55% $MGK Mega Cap Growth ETF: 18.34% $VONG Russell 1000 Growth ETF: 18.02% 4. $VUG Growth ETF: 17.45% 5. $VOOG S&P 500 Growth ETF: 16.85% 6. $MGC Mega Cap ETF: 15.55% 7. $VV Large-Cap ETF: 14.79% 8. $VOO S&P 500 ETF: 14.78% 9. $VONE Russell 1000 ETF: 14.48% 10. $VTI Total Stock Market ETF: 14.25% 11. $VTHR Russell 3000 ETF: 14.16% 12. $VCR Consumer Discretionary ETF: 13.72%