4.08% is the change from 539 to 561
Calculation steps:
[( 561 - 539 ) ÷ 539] x 100 = 4.08%
Formula
Percentage change = [(561 - 539) / 539] x 100
Subtract the new number by the original number
561 - 539 = 22
22 ÷ 539 = 0.04081632653061224
0.04081632653061224 x 100 = 4.08%