37.39% is the change from 591 to 812
Calculation steps:
[( 812 - 591 ) ÷ 591] x 100 = 37.39%
Formula
Percentage change = [(812 - 591) / 591] x 100
Subtract the new number by the original number
812 - 591 = 221
221 ÷ 591 = 0.3739424703891709
0.3739424703891709 x 100 = 37.39%