; and (B) the base quantity of the retail electricity supplier for the applicable calendar year. (2) Determination of applicable clean energy percentages (A) Initial percentage (i) Use of baseline percentage For purposes of the determinations required under subparagraphs (B) and (C), the applicable clean energy percentage for a retail electricity supplier for the calendar year during which this section is enacted shall be the baseline percentage of the retail electricity supplier. (ii) New retail electricity suppliers For purposes of the determinations required under subparagraphs (B) and (C), for a retail electricity supplier that is established after the date of enactment of this section, the Secretary shall determine the appropriate applicable clean energy percentage for the first calendar year beginning after the date on which the retail electricity supplier commences operation. (B) Subsequent determinations Subject to paragraph (3), for the first calendar year beginning after the date of enactment of this section and each calendar year thereafter until the calendar year for which the applicable clean energy percentage for a retail electricity supplier is 90 percent, the applicable clean energy percentage for the retail electricity supplier under paragraph (1) shall be— (i) in the case of a retail electricity supplier with not less than 2,000,000 megawatt-hours of retail electric energy sales during the calendar year in which this section is enacted, or a retail electricity supplier with less than 2,000,000 megawatt-hours of retail electric energy sales during that calendar year but more than 2,000,000 megawatt-hours of retail electric energy sales during a subsequent calendar year due to a merger or the acquisition of additional territory, the applicable clean energy percentage for the retail electricity supplier for the preceding calendar year, as increased— (I) for any calendar year for which the applicable clean energy percentage of the retail electricity supplier is not more than 60 percent, by the fast