The alcoholism coverage shall provide benefits on the same basis as benefits provided for the treatment of other sicknesses covered under the group policy; provided, however, that the coverage by the insurance carrier need not exceed thirty days' care in any six - month period, and further provided that the total days' care per recipient need not exceed ninety days during the life of the contract. Source: SL 1975, ch 314 , § 2; SL 1977, ch 411 , § 2; SL 1978, ch 362 , § 2.