3.3% is the change from 212 to 219
Calculation steps:
[( 219 - 212 ) ÷ 212] x 100 = 3.3%
Formula
Percentage change = [(219 - 212) / 212] x 100
Subtract the new number by the original number
219 - 212 = 7
7 ÷ 212 = 0.0330188679245283
0.0330188679245283 x 100 = 3.3%