Mass. Gen. Laws ch. 234A § 79
On or before the first day of April of each year, the jury commissioner shall issue an annual report for the previous calendar year. The report shall contain a narrative of significant developments in the administration of this chapter in the participating counties. The report may contain recommendations for the improvement of the juror selection and management systems of the commonwealth. The report shall contain demographic and financial data and data on juror management and jurors' satisfaction with the jury system. The report may contain such further matter as deemed appropriate by the jury commissioner or the jury management advisory committee. The report shall be a public document. The report may be incorporated in the annual report of the chief administrative justice of the trial court of the commonwealth.
Mass. Gen. Laws ch. 234A, § 79