fix bug retrieving medians
fix bug retrieving medians

jirutka/gitlabhq,iiet/iiet-git,t-zuehlsdorff/gitlabhq,axilleas/gitlabhq,htve/GitlabForChinese,dplarson/gitlabhq,stoplightio/gitlabhq,stoplightio/gitlabhq,mmkassem/gitlabhq,stoplightio/gitlabhq,darkrasid/gitlabhq,darkrasid/gitlabhq,dreampet/gitlab,openwide-java/gitlabhq,darkrasid/gitlabhq,t-zuehlsdorff/gitlabhq,dplarson/gitlabhq,iiet/iiet-git,dreampet/gitlab,stoplightio/gitlabhq,LUMC/gitlabhq,jirutka/gitlabhq,htve/GitlabForChinese,mmkassem/gitlabhq,dplarson/gitlabhq,LUMC/gitlabhq,axilleas/gitlabhq,openwide-java/gitlabhq,htve/GitlabForChinese,htve/GitlabForChinese,t-zuehlsdorff/gitlabhq,dreampet/gitlab,darkrasid/gitlabhq,openwide-java/gitlabhq,iiet/iiet-git,axilleas/gitlabhq,axilleas/gitlabhq,t-zuehlsdorff/gitlabhq,iiet/iiet-git,dplarson/gitlabhq,dreampet/gitlab,LUMC/gitlabhq,mmkassem/gitlabhq,LUMC/gitlabhq,mmkassem/gitlabhq,jirutka/gitlabhq,openwide-java/gitlabhq,jirutka/gitlabhq