(1) The Secretary may collect statistics in relation to all or any of the following matters:
(a) the loading of cargo into, and the unloading of cargo from, ships, including:
(i) the employment of persons in or in connexion with such loading or unloading; and
(ii) the availability of persons for employment in or in connexion with such loading or unloading;
(b) the loading of cargo into, and the unloading of cargo from, vehicles at a port, being cargo that has been unloaded from, or is to be loaded into, ships at that port, including:
(i) the employment of persons in or in connexion with the first - mentioned loading or unloading; and
(ii) the availability of persons for employment in or in connexion with the first - mentioned loading or unloading;
(c) the movement of ships into, from or within ports.
(2) Subject to subsection ( 3), the Secretary may, in such manner as he or she thinks appropriate, cause to be published, or to be made available to other persons, statistics collected in pursuance of subsection ( 1).
(3) Subject to subsection ( 4), subsection ( 2) does not authorize the publication or making available of statistics in a manner that enables the identification of a particular person or organization.
(4) Statistics may be published or made available in a manner that enables the identification of a particular person or organization if it is not practicable to publish or make available those statistics in a manner that does not enable the identification of that person or organization.