Module-level Vcc utilization information.
Octet 0: average Vcc utilization over the latest sample period (percent)
Octet 1: average Vcc utilization over the latest minute (percent)
Octet 2: average Vcc utilization over the latest hour (percent)
Octet 3: maximum Vcc utilization over the latest hour (percent)
Vcc utilization = total active Vccs / module Vcc capacity.