This month has added another 6 columns on the margin because the original column name type a single insurance which in truth 1 customer list can contain various types of collateral.
This has added another 6 columns on the collateral. Because the column is the name of the insurance. In fact, 1 customer can have many types of collateral.
This month has more 6 column about insurance. Because the original column name is one kind of insurance Which in fact customers 1 list can have collateral types .