8.22% is the change from 219 to 237
Calculation steps:
[( 237 - 219 ) ÷ 219] x 100 = 8.22%
Formula
Percentage change = [(237 - 219) / 219] x 100
Subtract the new number by the original number
237 - 219 = 18
18 ÷ 219 = 0.0821917808219178
0.0821917808219178 x 100 = 8.22%