public double GetNumberOfPeriodsInYear(DateTime date, IYearPolicy yearPolicy)
 {
     return yearPolicy.GetNumberOfDays(date);
 }
 public double GetNumberOfPeriodsInYear(DateTime date, IYearPolicy yearPolicy)
 {
     return(12);
 }
 public double GetNumberOfPeriodsInYear(DateTime date, IYearPolicy yearPolicy)
 {
     return 12;
 }
 public double GetNumberOfPeriodsInYear(DateTime date, IYearPolicy yearPolicy)
 {
     return(yearPolicy.GetNumberOfDays(date));
 }