1.29% is the change from 622 to 630
Calculation steps:
[( 630 - 622 ) ÷ 622] x 100 = 1.29%
Formula
Percentage change = [(630 - 622) / 622] x 100
Subtract the new number by the original number
630 - 622 = 8
8 ÷ 622 = 0.012861736334405145
0.012861736334405145 x 100 = 1.29%