▁ ▁Musical ▁her itage ▁ ▁Most ▁of ▁the ▁Mind ana o ▁L um ad ▁groups ▁have ▁a ▁musical ▁her itage ▁consisting ▁of ▁various ▁types ▁of ▁Ag ung ▁ens emb les ▁– ▁ens emb les ▁composed ▁of ▁large ▁h anging , ▁susp ended ▁or ▁held , ▁b oss ed / kn ob bed ▁g ongs ▁which ▁act ▁as ▁dr one ▁without ▁any ▁accomp any ing ▁mel od ic ▁instrument . ▁ ▁Social ▁issues ▁ ▁At ▁the ▁beginning ▁of ▁the ▁ 2 0 th ▁century , ▁the ▁L um ad ▁controlled ▁an ▁area ▁which ▁now ▁covers ▁ 1 7 ▁of ▁Mind ana o ’ s ▁ 2 4 ▁provinces , ▁but ▁by ▁the ▁ 1 9 8 0 ▁census , ▁they ▁constit uted ▁less ▁than ▁ 6 % ▁of ▁the ▁population ▁of ▁Mind ana o ▁and ▁Sul u . ▁Sign ific ant ▁migration ▁to ▁Mind ana o ▁of ▁Vis ay ans , ▁sp ur red ▁by ▁government - sp ons ored ▁res ett lement ▁program mes , ▁turned ▁the ▁L um ad ▁into ▁minor ities . ▁The ▁B uk id non ▁province ▁population ▁grew ▁from ▁ 6 3 , 4 7 0 ▁in ▁ 1 9 4 8 ▁to ▁ 1 9 4 , 3 6 8 ▁in ▁ 1 9 6 0 ▁and ▁ 4 1 4 , 7 6 2 ▁in ▁ 1 9 7 0 , ▁with ▁the ▁proportion ▁of ▁ind igen ous ▁B uk id n ons ▁falling ▁from ▁ 6 4 % ▁to ▁ 3 3 % ▁to ▁ 1