19.53% is the change from 814 to 973
Calculation steps:
[( 973 - 814 ) ÷ 814] x 100 = 19.53%
Formula
Percentage change = [(973 - 814) / 814] x 100
Subtract the new number by the original number
973 - 814 = 159
159 ÷ 814 = 0.19533169533169534
0.19533169533169534 x 100 = 19.53%