the aggregate Issuer Par Amounts divided by the number of Industry Issuers; provided that, for purposes of calculating the Average Par Amount, any Affiliated Industry Issuers will be considered one Industry Issuer. "Balance": On any date, with respect to Eligible Investments in any account, the aggregate of the (a) curre

the aggregate Issuer Par Amounts divided by the number of Industry Issuers; provided that, for purposes of calculating the Average Par Amount, any Affiliated Industry Issuers will be considered one Industry Issuer. "Balance": On any date, with respect to Eligible Investments in any account, the aggregate of the (a) curre