0.16% is the change from 611 to 612
Calculation steps:
[( 612 - 611 ) ÷ 611] x 100 = 0.16%
Formula
Percentage change = [(612 - 611) / 611] x 100
Subtract the new number by the original number
612 - 611 = 1
1 ÷ 611 = 0.0016366612111292963
0.0016366612111292963 x 100 = 0.16%