Distinct objects for predicate niod:vol sorted by frequency with mapping to SKOS

ResourceCountSKOS mapping
"1"11262
"10b-2"10411
"10b-1"8756
"4-2"8175
"5-1"8002
"2"7772
"4-1"7404
"11a-2"6925
"11c"6749
"10a-1"6675
"12-1"6660
"12-2"6604
"3"6589
"11b-2"6169
"10a-2"6064
"11b-1"5421
"11a-1"5076
"13"4594
"14-2"2070