override public String ToString()
{
StringBuilder result = new StringBuilder();
result.Append(ReadCSV.ParseDate(date.ToShortDateString(), "yyyy-MM-dd"));
result.Append(", Amount: ");
result.Append(this.amount);
result.Append(", Prime Rate: ");
result.Append(this.rate);
result.Append(", Percent from Previous: ");
result.Append(this.percent.ToString("N2"));
return(result.ToString());
}