For purposes of this subparagraph, the term “OASDI trust fund ratio” means, with respect to any calendar year, the ratio of—
(I)#
the combined balance in the Federal Old-Age and Survivors Insurance Trust Fund and the Federal Disability Insurance Trust Fund, as of the last day of such calendar year, to
(II)#
the amount estimated by the Commissioner of Social Security to be the total amount to be paid from the Federal Old-Age and Survivors Insurance Trust Fund and the Federal Disability Insurance Trust Fund during the calendar year following such calendar year for all purposes authorized by this section (other than payments of interest on, and repayments of, loans from the Federal Hospital Insurance Trust Fund under paragraph (1), but excluding any transfer payments between such trust funds and reducing the amount of any transfer to the Railroad Retirement Account by the amount of any transfers into either such trust fund from that Account).