It's off topic but there may indeed be a need to say 3.0 rather than 3 for median - the use of a median is orthogonal to the choice of precision. Consider the

It's off topic but there may indeed be a need to say 3.0 rather than 3 for median - the use of a median is orthogonal to the choice of precision. Consider the median of: 2.9, 3.0, 3.1 years.