12.01% is the change from 591 to 662
Calculation steps:
[( 662 - 591 ) ÷ 591] x 100 = 12.01%
Formula
Percentage change = [(662 - 591) / 591] x 100
Subtract the new number by the original number
662 - 591 = 71
71 ÷ 591 = 0.12013536379018612
0.12013536379018612 x 100 = 12.01%