about servicing, the service booklet have column for 10000km, 20000km, 30000km...and so on every 10000km. does it means that there is no need to do every 5000 as normally done with other cars? u guys service every 10000 or 5000?..is it ok if i do every 10000 only? but the proton service centre put on sticker next service is the next 5000...