63.11% is the change from 599 to 977
Calculation steps:
[( 977 - 599 ) ÷ 599] x 100 = 63.11%
Formula
Percentage change = [(977 - 599) / 599] x 100
Subtract the new number by the original number
977 - 599 = 378
378 ÷ 599 = 0.6310517529215359
0.6310517529215359 x 100 = 63.11%