public Object getValueAt(int row, int col) {
		if (col == 0) {
			return data.getBusinessObjects().get(row).getNr();
		} else if (col == 1) {
			return data.getBusinessObjects().get(row).getMensuality();
		} else if (col == 2) {
			return data.getBusinessObjects().get(row).getIntrest();
		} else if (col == 3) {
			return data.getBusinessObjects().get(row).getCapital();
		} else if (col == 4) {
			return data.getBusinessObjects().get(row).getRestCapital();
		} else return null;
	}