4.13% is the change from 921 to 959
Calculation steps:
[( 959 - 921 ) ÷ 921] x 100 = 4.13%
Formula
Percentage change = [(959 - 921) / 921] x 100
Subtract the new number by the original number
959 - 921 = 38
38 ÷ 921 = 0.04125950054288816
0.04125950054288816 x 100 = 4.13%