originally: http://www.oclc.org/research/researchworks/worldmap/data/libraries/public/world_count_volumes.htm
22640008801000549700087600006721900011071000141090002472000146800029826000151430003195000114500003577000416200002214500010438000789100010850000304650001532300058910002718800014414000187160005615000262500060040001591600021580005572000310350004132000438200078546000470880006316000847600028061000399700082600002835000100800003572500060640001865900027310001700300018647000492000024150003500001434400037177000141650249320744006000311300033685800037850002553522794574438170578600031600000360000004600004611395159840001119434627600000047666713997000710000030970151272000948750001000001450005207459468001089500001400000210000056508138000181820018831201000000137000160000001400001218133022313001356800040000234000012100012102275322522100500175377714200065118873076052111100000370130451444561084387697023371077720134390600020656601152316011432755014730818596668299955127888241500042050018387000392910002088038913979820271822185011970887725453025000043145423441624013540151011600000030178042037000267483218695936729830006863023134287451019806150002600016000024847150001170001050003700041350200001240001650092900087000600000500006030007770007000030000011500048200020000237000140000211483605880002540021537442070001140004600003372747500054000274670040400027387001288278972108606403120005400004200001400000108000170000125000448519110500740005000084870671582002500002450001525681476705500050000126068832626000577229850000112000600003770003790021447041500038566323000092022070003908682900030800001591702800001000124000320001500014850012000230795774220000141000139000170000009000036500235080134960001440000050000232000112100070000045000300006500000101944850000237969977000434993368876951