and the Director, court, or agency may agree to provide from time to time. (c) Method and source of expenditures All expenditures of the Immigration Courts shall be allowed and paid upon presentation of itemized vouchers signed by the certifying officer designated by the chief judge. 5. Annual report (a) In general Not later than April 1 of each year, the chief judge shall submit to the Committee on the Judiciary of the House of Representatives and the Committee on the Judiciary of the Senate, a report summarizing the workload of the Immigration Courts for the preceding fiscal year. (b) Contents The report described in subsection (a) shall contain— (1) demographic information, including the age, gender, and nationality of respondents appearing before the Immigration Courts, and rates at which such respondents are represented by counsel