In relation to any GSP Group and any Settlement Period, shall be determined as follows: GSPGT = GMV + I – E, where: GSPGT means the GSP Group Take for that GSP Group and that Settlement Period; GMV means the GSP Group Metered Volume for that GSP Group and that Settlement Period; I means the magnitude of the quantities of Imports at CVA Boundary Points in that GSP Group (as at the Transmission Boundary) for that Settlement Period; and E means the magnitude of the quantities of Exports at CVA Boundary Points in that GSP Group (as at the Transmission Boundary for that Settlement Period).