2.16% is the change from 971 to 992
Calculation steps:
[( 992 - 971 ) ÷ 971] x 100 = 2.16%
Formula
Percentage change = [(992 - 971) / 971] x 100
Subtract the new number by the original number
992 - 971 = 21
21 ÷ 971 = 0.021627188465499485
0.021627188465499485 x 100 = 2.16%