Standard CSV format
1st Field: Date. Format: characters x(10) "yyyy/mm/dd"
2nd Field: Ignored field
3rd Field: sort code/Account Number - Combined field x(14). First 6 positions for the sort code; next 8 for the account number
4th-6th Field: Ignored fields
7th Field: Description
8th Field: Value
9th Field: Narrative. If Description = "cheque", the narrative contains the cheque number.