-1.34% is the change from 972 to 959
Calculation steps:
[( 959 - 972 ) ÷ 972] x 100 = -1.34%
Formula
Percentage change = [(959 - 972) / 972] x 100
Subtract the new number by the original number
959 - 972 = -13
-13 ÷ 972 = -0.013374485596707819
-0.013374485596707819 x 100 = -1.34%