3.4% is the change from 912 to 943
Calculation steps:
[( 943 - 912 ) ÷ 912] x 100 = 3.4%
Formula
Percentage change = [(943 - 912) / 912] x 100
Subtract the new number by the original number
943 - 912 = 31
31 ÷ 912 = 0.03399122807017544
0.03399122807017544 x 100 = 3.4%