0.68% is the change from 587 to 591
Calculation steps:
[( 591 - 587 ) ÷ 587] x 100 = 0.68%
Formula
Percentage change = [(591 - 587) / 587] x 100
Subtract the new number by the original number
591 - 587 = 4
4 ÷ 587 = 0.0068143100511073255
0.0068143100511073255 x 100 = 0.68%