; or (ii) on any 1 calendar day, a combined total of 8,500 or more aliens are encountered. (C) Calculation of activation (i) In general For purposes of subparagraphs (A) and (B), the average for the applicable 7-day period shall be calculated using— (I) the sum of— (aa) the number of encounters that occur between the southwest land border ports of entry of the United States; (bb) the number of encounters that occur between the ports of entry along the southern coastal borders; and (cc) the number of inadmissible aliens encountered at a southwest land border port of entry as described in subsection (a)(2)(F)(iv); divided by (II) 7. (ii) Limitation Aliens described in subsection (a)(2)(C) from noncontiguous countries shall not be included in calculating the sum of aliens encountered. (4) Limitations (A) In general For purposes of paragraph (3), the Secretary shall not activate the border emergency authority— (i) during the first calendar year after the effective date, for more than 270 calendar days; (ii) during the second calendar year after the effective date, for more than 225 days