The higher the volatility, the more potential for gain or loss. Turnover shows what percentage of a fund the manager replaced last year. High-turnover funds are costlier because of their hefty trading costs, which aren't reflected in the expense ratios. Assets are for individual share classes. This gives you assurance that, for example, the person who racked up sterling results is still in charge.
Minimum investment is what it takes to open an account.
For subsequent investments and for IRAs, it's usually lower. Some funds also accept lower initial amounts if you sign up for regular investments via electronic transfer from your bank account. Maximum load is the highest sales fee for purchasing shares. None means the fund charges no sales or redemption fees. Sales charges are not included when calculating total returns in these tables.