Mutual Funds: A measure of trading activity during the previous year, expressed as a percentage of the average total assets of the fund. A turnover ratio of 25% means that the value of trades represented one-fourth of the assets of the fund. Finance: The number of times a given asset, such as inventory, is replaced during the accounting period, usually a year. Corporate: The ratio of annual sales to net worth, representing the extent to which a company can growth without outside capital. Markets: The volume of shares traded as a percent of total shares listed during a specified period, usually a day or a year. Great Britain: total revenue.