Salary of Vinod in 4 different years.

In which year Vinod's salary increased the lowest percentage in respect of the previous year?

2015

Percentage increase of Vinod's salary in 2014 = \(\frac{(12500 - 10000)}{10000}\) × 100 = 25%

Percentage increase of Vinod's salary in 2015 = \(\frac{(14670 - 12500)}{12500}\) × 100 = 17.36%

Percentage increase of Vinod's salary in 2016 = \(\frac{(17890 - 14670)}{14670}\) × 100 = 21.9%