Allowable value of NuSeasons element

Code	4
Label	Assessment for all bathing waters is done on the basis of 4-year data set. If the number of samples, sampling interval and pre-season sample not satisfied, the bathing water gets status insufficiently sampled (Class gets value “5”). For newly identified bathing waters or bathing waters where changes affected classification number of seasons can be lower.
Definition	current season and three preceding bathing seasons