PMI monitors LLIN durability in many of its focus countries. Completed, current, and upcoming monitoring activities are listed below, and will be updated as new information become available. The PMI Evolve project is committed to providing users with accurate and well-documented data that facilitates future analysis and data use. If you are aware of any missing information or believe that you have identified a potential error in variable coding, labeling, documentation, or any other aspect of the data, we encourage you to contact us so that it can be corrected.