The BMI of 5-year old children follows a normal distribution with mean 16 and standard deviation of 3 kg/m2 . The children of this age group in the population are divided into 4 categories based on their BMI. Underweight (U), Normal (N) and Overweight (O) 6% of the population are underweight, while 8% of the population are overweight Determine the range of BMI values for the Normal category