3.1% is the change from 548 to 565
Calculation steps:
[( 565 - 548 ) ÷ 548] x 100 = 3.1%
Formula
Percentage change = [(565 - 548) / 548] x 100
Subtract the new number by the original number
565 - 548 = 17
17 ÷ 548 = 0.03102189781021898
0.03102189781021898 x 100 = 3.1%