2.91% is the change from 963 to 991
Calculation steps:
[( 991 - 963 ) ÷ 963] x 100 = 2.91%
Formula
Percentage change = [(991 - 963) / 963] x 100
Subtract the new number by the original number
991 - 963 = 28
28 ÷ 963 = 0.029075804776739357
0.029075804776739357 x 100 = 2.91%