17.51% is the change from 691 to 812
Calculation steps:
[( 812 - 691 ) ÷ 691] x 100 = 17.51%
Formula
Percentage change = [(812 - 691) / 691] x 100
Subtract the new number by the original number
812 - 691 = 121
121 ÷ 691 = 0.17510853835021709
0.17510853835021709 x 100 = 17.51%