I had an NPD of £300 last month - but that's the least of my worries.
My NPD is for a truly trivial ammout, but I was amused to see that as well as NPD and NPD Offset lines on the payslip, I've now acquired an NPD Arrears line which had corrected the problem that the NPD Offset line isn't Offstting the NPD line. I awit next month's statement with bated breath to see if these lines will continue to reproduce...