4.71% is the change from 595 to 623
Calculation steps:
[( 623 - 595 ) ÷ 595] x 100 = 4.71%
Formula
Percentage change = [(623 - 595) / 595] x 100
Subtract the new number by the original number
623 - 595 = 28
28 ÷ 595 = 0.047058823529411764
0.047058823529411764 x 100 = 4.71%