No one policy or subscriber as to such policy, shall be assessed or be charged with an aggregate of contingent liability as to obligations incurred by a domestic reciprocal insurer in any one calendar year, in excess of the number of times the premium as stated in the policy as computed solely upon premium earned on such policy during that year.
[1947 c 79 § .10.29; Rem. Supp. 1947 § 45.10.29.]