I found solution
just add a below script
/system scheduler add interval=1d name=ResetCounterUserManager on-event=\ "/tool user-manager user reset-counters [find]" policy=\ ftp,reboot,read,write,policy,test,password,sniff,sensitive start-date=\ may/22/2012 start-time=00:01:00
this scheduler reset counter of all user every day.