19.88% is the change from 166 to 199
Calculation steps:
[( 199 - 166 ) ÷ 166] x 100 = 19.88%
Formula
Percentage change = [(199 - 166) / 166] x 100
Subtract the new number by the original number
199 - 166 = 33
33 ÷ 166 = 0.19879518072289157
0.19879518072289157 x 100 = 19.88%