In view of section 31BB of the National Environmental Management Act (NEMA), Act 107 of 1998, which empowers him to designate persons as environmental mineral resource inspectors to monitor compliance of NEMA, as of 1 March 2022, what (a) total number of environmental mineral resource inspectors are currently employed by his department, (b) is the total breakdown of the inspectors in each province, (c) specific factors are taken into consideration to determine the number of environmental mineral resource inspectors required in each province and (d) prescribed standards are in place to ensure that the monitoring and compliance functions fulfilled by the environmental mineral resource inspectors give effect to NEMA?