I also wouldn't be surprised if it was more than 6% - but I very much doubt it could be over 12-15%. That's still not a very high percentage of revenue. It's mo

I also wouldn't be surprised if it was more than 6% - but I very much doubt it could be over 12-15%. That's still not a very high percentage of revenue. It's most definitely a significant cost, but unlikely to be their biggest cost.