Study the following bar-chart and answer the question that follows. The bar-chart shows the sales of laptops (in thousands) over a period of four years.

Find the percentage increase in sales from 2012 to 2013 giving your answer correct to two places of decimal.

44.44%

Percentage increase in sale from 2012 to 2013 = \(\frac{52 - 36 }{36}\) × 100

= \(\frac{ 16 }{36}\) × 100

= 44.44%