(07 Jun 2015, 10:11 pm)aureolin wrote I think it's the website that references frequent. Unfortunately it won't load on my phone, so I can't confirm that.
In the FAQs it says the following for "how often do Sapphire bus run?"
One of the key features of Sapphire services is that they run at least every 60 minutes. Many run even more often. Check out the route pages.
Unfortunately I am also on my phone right now.