2015/16
http://www.nche.org.na/publications/documents/201516
2016/17
http://www.nche.org.na/publications/documents/201617
2017/18
http://www.nche.org.na/publications/documents/201718
2018/19
http://www.nche.org.na/publications/documents/201819
2020/21
http://www.nche.org.na/publications/documents/202021
NHESY 2014
http://www.nche.org.na/node/99
NHESY 2013
http://www.nche.org.na/publications/documents/nhesy-2013
NHESY 2015
http://www.nche.org.na/publications/documents/nhesy-2015
