2.58% is the change from 619 to 635
Calculation steps:
[( 635 - 619 ) ÷ 619] x 100 = 2.58%
Formula
Percentage change = [(635 - 619) / 619] x 100
Subtract the new number by the original number
635 - 619 = 16
16 ÷ 619 = 0.025848142164781908
0.025848142164781908 x 100 = 2.58%