The research extends the previous work of the author and presents the missing values (MV) problem in Labour Force Survey conducted in Bulgaria 2007 by National Statistical Institute. The mechanism of MV is MNAR and after K-means clustering procedure the database is split in to two general clusters Cluster 7 and the rest data. Missing data analysis is performed to two general clusters separately by using EM Algorithm, Data Augmentation Algorithm (DA) and the form of the DA with starting conditions…