1.96% is the change from 971 to 990
Calculation steps:
[( 990 - 971 ) ÷ 971] x 100 = 1.96%
Formula
Percentage change = [(990 - 971) / 971] x 100
Subtract the new number by the original number
990 - 971 = 19
19 ÷ 971 = 0.01956745623069001
0.01956745623069001 x 100 = 1.96%