A security is issued on 01/04/2001. The maturity date is set for 15/06/2001. The Rate is 0.1 or 10% and Par is 1000 currency units. The basis of the daily/annual calculation is the daily balance (3). How much interest has accrued?
一有价证券于 1.4.2001 发行。到期日期定于 15.6.2001。利率为 0.1 或 10%，面额为 1000 个货币单位。每日/每年计算的基础是每日余额 (3)。累积的利息为多少？