Help creating SNMP Check

And i can see the results from the

cmk -vv --oid .1.3.6.1.4.1.4526.11.1.1.4.9.0 --snmpwalk XS716T-switch

Walk on ".1.3.6.1.4.1.4526.11.1.1.4.9.0"...Executing BULKWALK of ".1.3.6.1.4.1.4526.11.1.1.4.9" on Z1P99-SWL01
.1.3.6.1.4.1.4526.11.1.1.4.9.0 => [    5 Secs ( 96.2594%)   60 Secs ( 97.2394%)  300 Secs ( 97.629%)] 'OCTETSTR'
1 variables.

I need cmk to retrive the 5 Sec value

This is the return of my check, cmk -v --checks netg_cpu -I switchname

 [snmp] Execute data source
 [piggyback] Execute data source
+ EXECUTING DISCOVERY PLUGINS (1)
SUCCESS - Found nothing new