i. if the number of hours referred to in subparagraph a or b of the first paragraph of section 771.2.1.2.1 in respect of the corporation for the taxation year or the number of hours referred to in the first paragraph of section 771.2.1.2.2 in respect of a partnership of which the corporation is a member in the taxation year, whichever is greater, is at least 5,500, the total of(1) the proportion of 3.8% that the number of days in the taxation year that precede 1 January 2018 is of the number of days in the taxation year,
(2) the proportion of 3.7% that the number of days in the taxation year that follow 31 December 2017 but precede 28 March 2018 is of the number of days in the taxation year,
(2.1) the proportion of 4.7% that the number of days in the taxation year that follow 27 March 2018 but precede 1 January 2019 is of the number of days in the taxation year,
(3) the proportion of 5.6% that the number of days in the taxation year that follow 31 December 2018 but precede 1 January 2020 is of the number of days in the taxation year,
(4) the proportion of 6.5% that the number of days in the taxation year that follow 31 December 2019 but precede 1 January 2021 is of the number of days in the taxation year,
(5) the proportion of 7.5% that the number of days in the taxation year that follow 31 December 2020 but precede 26 March 2021 is of the number of days in the taxation year, and
(6) the proportion of 8.3% that the number of days in the taxation year that follow 25 March 2021 is of the number of days in the taxation year, or