19.79% is the change from 677 to 811
Calculation steps:
[( 811 - 677 ) ÷ 677] x 100 = 19.79%
Formula
Percentage change = [(811 - 677) / 677] x 100
Subtract the new number by the original number
811 - 677 = 134
134 ÷ 677 = 0.19793205317577547
0.19793205317577547 x 100 = 19.79%