(1) What is the backlog in (a) postmortem reports, (b) toxicology reports and (c) blood-alcohol test samples in laboratories administered by his department in each province (i) in the 2016-17 financial year and (ii) since 1 April 2017;
(2) what are the challenges experienced by his department in eliminating the specified backlog;
(3) what steps has his department taken to address the challenges experienced?