Congratulations! Your portfolio returned 17.5​% last​ year, 2.2​% better than the market return of 15.3​%. Your portfolio had a standard deviation of earnings equal to 21​%, and the​ risk-free rate is equal to 3.2​%. Calculate​ Sharpe's measure for your portfolio. If the​ market's Sharpe's measure is 0.31​, did you do better or worse than the market from a​ risk/return perspective?