The amount of the PHII benefit , in respect of the premium or amount, is:
(a) if there is only one * PHIIB in respect of the premium or amount--the PHIIB's * share of the PHII benefit in respect of the premium or amount; or
(b) if there is more than one PHIIB in respect of the premium or amount--the sum of each of those PHIIB's share of the PHII benefit in respect of the premium or amount.
Note: PHII benefit is short for private health insurance incentive benefit .