1 2 3 4
account_id,region_id,jan,feb,mar,raw_meta 4000,1,1200,1350,1410,"{""source"":""gl"",""fx"":""USD""}" 4000,2,800,,905,"{""source"":""gl"",""fx"":""EUR""}" 5000,3,300,320,,"{""source"":""gl"",""fx"":""JPY""}"