Identifies the variance in the cell delivery rate over time.
USAGE: This field is conditional.
NOTE 1: Required when the BSC field on the EUSA or Transport Form is “C” and this field differs from the CDV field.
NOTE 2: Required when the VST field is “A” or “C”.
NOTE 3: Otherwise prohibited.
DATA CHARACTERISTICS: 10 numeric characters
EXAMPLE: 1 8 0
NOTE 1: This example illustrates a numeric value but is left justified since it is treated as text.