3.07% is the change from 586 to 604
Calculation steps:
[( 604 - 586 ) ÷ 586] x 100 = 3.07%
Formula
Percentage change = [(604 - 586) / 586] x 100
Subtract the new number by the original number
604 - 586 = 18
18 ÷ 586 = 0.030716723549488054
0.030716723549488054 x 100 = 3.07%