171.04% is the change from 221 to 599
Calculation steps:
[( 599 - 221 ) ÷ 221] x 100 = 171.04%
Formula
Percentage change = [(599 - 221) / 221] x 100
Subtract the new number by the original number
599 - 221 = 378
378 ÷ 221 = 1.7104072398190044
1.7104072398190044 x 100 = 171.04%