The Department shall study and analyze the effectiveness of the cost sharing program in the Department that assists landowners in paying for the cost of the management and control of the spread of phragmites. The analysis required in paragraph (1) of this subsection shall include information on how assistance under the cost sharing program is allocated. The Department shall ascertain on a per–acre basis the statewide extent of infestation of phragmites, when necessary data is available, and shall study and analyze the progress made in the management and control of the spread of phragmites on: Lands that the Department owns or controls; and Any real property on which the Department assists landowners with the control of phragmites.