36.35% is the change from 597 to 814
Calculation steps:
[( 814 - 597 ) ÷ 597] x 100 = 36.35%
Formula
Percentage change = [(814 - 597) / 597] x 100
Subtract the new number by the original number
814 - 597 = 217
217 ÷ 597 = 0.36348408710217756
0.36348408710217756 x 100 = 36.35%