Clear Port Stats

Good morning.

Trying to clear these input and output port stats for a FortiSwitch running v6.4.x  Any suggestions?

Port(port13) is Admin up, line protocol is up

Interface Type is 10 Gigabit SerDes Framer Interface (SFI)

Address is 04:D5:90:E9:FB:32, None loopback

MTU 9216 bytes, Encapsulation IEEE 802.3/Ethernet-II

full-duplex, 10000 Mb/s, link type is manual

input  : 118759473804980 bytes, 128798728685 packets, 0 errors, 520 drops, 0 oversizes

         128772867347 unicasts, 3135872 multicasts, 22725466 broadcasts, 0 unknowns

output : 134128322003035 bytes, 138778544432 packets, 0 errors, 253307 drops, 0 oversizes

         138646043063 unicasts, 57748125 multicasts, 74753244 broadcasts

0 fragments, 0 undersizes, 0 collisions, 0 jabbers