37.06% is the change from 591 to 810
Calculation steps:
[( 810 - 591 ) ÷ 591] x 100 = 37.06%
Formula
Percentage change = [(810 - 591) / 591] x 100
Subtract the new number by the original number
810 - 591 = 219
219 ÷ 591 = 0.37055837563451777
0.37055837563451777 x 100 = 37.06%