- unitid
-
{"value"=>"3601997", "type"=>"local_mss"}
{"value"=>"4", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"2006-2018", "type"=>"inclusive", "normal"=>"2006/2018"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"7 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"331 kilobytes", "unit"=>"kilobytes"}]}
- date_start
-
2006
- keydate
-
2006
- date_end
-
2018
- date_inclusive_start
-
2006
- date_inclusive_end
-
2018