INDEX	File Name	Description	Size	Document Format	Date Archived
1	msg	Monthly Summary Groups (MSG1), variables and .. binary format	27.2K	TEXT	10/10/2007
2	mstg	Monthly Summary Trimmed Groups (MSTG2), .. variables and binary format	15.0K	TEXT	10/10/2007
3	stat_doc	General information describing the various MSG .. statistics products	14.2K	TEXT	10/10/2007
4	overview_1980-97	Overview of data process applied to the .. 1980-1997 period	9.7K	TEXT	01/15/2004