So here is an actual example
acctnum, NIIN, code, notes
123, 1/1/17, XALOAD, order loaded
123, 1/3/17, XNON, Order tested
123, 1/5/17, XNON, Order tested
123, 1/7/17, XAINS, Order inspected
123, 1/9/17, XNON, Order tested
123, 1/15/17, XASU, Order completed
123, 1/17/17, XNON, order...