why creating gateway of virtual machin on azure spend 15p? In the fact, it spent over 15p, my environment it is 27p

Hi everyone,

Does anyone know the point

why creating gateway of virtual machin on azure spend 15p?

In the fact, it spent over 15p, my environment it is 27p

Ref: https://msdn.microsoft.com/en-us/library/azure/jj156210.aspx?f=255&MSPPError=-2147217396

Thanks and looking forward to hearing u

Quyen Pham