anchor.diff:  DUSD,BOERSE DUESSELDORF - QUOTRIX MTF,DE,GERMANY,DUESSELDORF,,August 2008,Active
   ECAG,EUREX CLEARING AG,DE,GERMANY,FRANKFURT, ,November 2005,Active
   ECXE,EUROPEAN CLIMATE EXCHANGE,NL,THE NETHERLANDS,AMSTERDAM,,September 2008,Active
  -EDGA,DIRECT EDGE ECN (EDGA),US,UNITED STATES OF AMERICA,JERSEY CITY, ,February 2007,Active
  -EDGX,DIRECT EDGE ECN (EDGX),US,UNITED STATES OF AMERICA,JERSEY CITY, ,February 2007,Active
  +EDDP,DIRECT EDGE X DARK,US,UNITED STATES OF AMERICA,JERSEY CITY,EDGXDARK,May 2011,Active
  +EDGA,EDGA EXCHANGE,US,UNITED STATES OF AMERICA,JERSEY CITY, ,May 2010,Active
  +EDGD,DIRECT EDGE A DARK,US,UNITED STATES OF AMERICA,JERSEY CITY,EDGADARK,May 2011,Active
  +EDGX,EDGX EXCHANGE,US,UNITED STATES OF AMERICA,JERSEY CITY, ,May 2010,Active
  +EESE,EAST EUROPEAN STOCK EXCHANGE,UA,UKRAINE,KIEV,,May 2010,Active
   EMDR,E-MID - E-MIDER MARKET,IT,ITALY,MILANO,,June 2008,Active
  -EMID,E-MID SIM,IT,ITALY,MILANO,,July 2008,Active
  +EMID,E-MID,IT,ITALY,MILANO,,May 2010,Active
  +EMIR,E-MID REPO,IT,ITALY,MILANO,,November 2011,Active
   EMTF,EURO MTF,LU,LUXEMBOURG,LUXEMBOURG, ,June 2005,Active
   EMTS,EUROMTS,GB,UNITED KINGDOM,LONDON,EMTS,June 2005,Active
   ENAX,ATHENS EXCHANGE ALTERNATIVE MARKET,GR,GREECE,ATHENS,ENAX,November 2007,Active
  
positive.code: XTIR,TIRANA STOCK EXCHANGE,AL,ALBANIA,TIRANA,,June 2005,Active
  XTK1,TOKYO STOCK EXCHANGE - TOSTNET-1,JP,JAPAN,TOKYO, ,January 2006,Active
  XTK2,TOKYO STOCK EXCHANGE - TOSTNET-2,JP,JAPAN,TOKYO, ,January 2006,Active
  XTKO,TOKYO KOKUMOTSU SHOHIN TORIHIKIJO (GRAIN EXCHANGE),JP,JAPAN,TOKYO,TGE,June 2005,Active
  XTKS,TOKYO STOCK EXCHANGE,JP,JAPAN,TOKYO,TSE,June 2005,Active
  XTKT,TOKYO KOGYOIN TORIHIKIJO (COMMODITY EXCHANGE),JP,JAPAN,TOKYO,TOCOM,June 2005,Active
  XTLX,TLX,IT,ITALY,MILANO, ,August 2007,Active
  XTNX,TSX VENTURE EXCHANGE - NEX,CA,CANADA,VANCOUVER,NEX,June 2005,Active
  XTPE,TULLETT PREBON ENERGYTRADE,GB,UNITED KINGDOM,LONDON,,April 2009,Active
  XTRN,TRINIDAD AND TOBAGO STOCK EXCHANGE,TT,TRINIDAD AND TOBAGO,PORT OF SPAIN,TTSE,June 2005,Active
  XTRZ,ZAGREB MONEY AND SHORT TERM SECURITIES MARKET INC,HR,CROATIA,ZAGREB, ,April 2007,Active
  XTSE,TORONTO STOCK EXCHANGE,CA,CANADA,TORONTO,TSE,June 2005,Active
  XTSX,TSX VENTURE EXCHANGE,CA,CANADA,TORONTO,TSX,June 2005,Active
  XTUC,NUEVA BOLSA DE COMERCIO DE TUCUMAN S.A.,AR,ARGENTINA,TUCUMAN,,November 2007,Active
  XTUN,BOURSE DE TUNIS,TN,TUNISIA,TUNIS,BVMT,September 2007,Active
  XTUR,TURKISH DERIVATIVES EXCHANGE,TR,TURKEY,IZMIR,TURKDEX,November 2006,Active
  XUAX,UKRAINIAN STOCK EXCHANGE,UA,UKRAINE,KIEV,UKRSE,February 2006,Active
  XUGA,UGANDA SECURITIES EXCHANGE,UG,UGANDA,KAMPALA,USE,June 2005,Active
  XUKR,UKRAINIAN UNIVERSAL COMMODITY EXCHANGE,UA,UKRAINE,KIEV, ,June 2005,Active
  XULA,MONGOLIAN STOCK EXCHANGE,MN,MONGOLIA,ULAAN BAATAR, ,June 2005,Active
  XUNI,UNIVERSAL BROKER'S EXCHANGE 'TASHKENT',UZ,UZBEKISTAN,TASHKENT, ,June 2005,Active
  XVAL,BOLSA DE VALENCIA,ES,SPAIN,VALENCIA, ,June 2005,Active
  XVES,VESTIMA+,LU,LUXEMBOURG,LUXEMBOURG, ,June 2005,Active
  XVPA,BOLSA DE VALORES Y PRODUCTOS DE ASUNCION SA,PY,PARAGUAY,ASUNCION,BVPASA,June 2005,Active
  XVTX,SIX SWISS EXCHANGE AG,CH,SWITZERLAND,ZURICH,,March 2010,Modified
  XWAR,WARSAW STOCK EXCHANGE,PL,POLAND,WARSAW,WSE,June 2005,Active
  XWBO,WIENER BOERSE AG,AT,AUSTRIA,VIENNA,,November 2008,Active
  XWCE,INTERCONTINENTAL EXCHANGE - ICE FUTURES CANADA,CA,CANADA,WINNIPEG,ICE,March 2008,Active
  XWEE,WEEDEN ATS,US,UNITED STATES OF AMERICA,GREENWICH,,April 2009,Active
  XXXX,NO MARKET (EG UNLISTED),ZZ,ZZ, ,  ,October 2005,Active
  XYIE,YIELDBROKER PTY LTD,AU,AUSTRALIA,SYDNEY, ,June 2005,Active
  XZAG,ZAGREB STOCK EXCHANGE,HR,CROATIA,ZAGREB, ,June 2005,Active
  XZAM,THE ZAGREB STOCK EXCHANGE MTF,HR,CROATIA,ZAGREB, ,September 2009,Active
  XZCE,ZHENGZHOU COMMODITY EXCHANGE,CN,CHINA,ZHENGZHOU,ZCE,June 2005,Active
  XZIM,ZIMBABWE STOCK EXCHANGE,ZW,ZIMBABWE,HARARE, ,June 2005,Active
  YLDX,JSE YIELD-X,ZA,SOUTH AFRICA,JOHANNESBURG, ,June 2005,Active
  ZOBX,ZOBEX,DE,GERMANY,BERLIN,ZOBEX,June 2005,Active
  
negative.code: XMEX,BOLSA MEXICANA DE VALORES (MEXICAN STOCK EXCHANGE),MX,MEXICO,MEXICO, ,June 2005,Active
  XMGE,MINNEAPOLIS GRAIN EXCHANGE,US,UNITED STATES OF AMERICA,MINNEAPOLIS,MGE,June 2005,Active
  XMIC,MOSCOW INTERBANK CURRENCY EXCHANGE,RU,RUSSIA,MOSCOW,MICEX,June 2005,Active
  XMIO,MIAMI INTERNATIONAL SECURITIES EXCHANGE - OPTIONS,US,UNITED STATES OF AMERICA,PRINCETON,,November 2011,Active
  XMLI,NYSE EURONEXT - MARCHE LIBRE PARIS,FR,FRANCE,PARIS, ,June 2006,Active
  XMNT,BOLSA DE VALORES DE MONTEVIDEO,UY,URUGUAY,MONTEVIDEO,BVMT,June 2005,Active
  XMNX,MONTENEGRO STOCK EXCHANGE,ME,"MONTENEGRO, REPUBLIC OF",MONTENEGRO, ,December 2006,Active
  XMOC,MONTREAL CLIMATE EXCHANGE,CA,CANADA,MONTREAL,,July 2008,Active
  XMOD,THE MONTREAL EXCHANGE / BOURSE DE MONTREAL,CA,CANADA,MONTREAL,CDE,June 2005,Active
  XMOL,MOLDOVA STOCK EXCHANGE,MD,"MOLDOVA, REPUBLIC OF",CHISINAU, ,June 2005,Active
  XMON,EURONEXT PARIS MONEP,FR,FRANCE,PARIS, ,June 2005,Active
  XMOS,MOSCOW STOCK EXCHANGE,RU,RUSSIA,MOSCOW,MSE,November 2007,Active
  XMOT,EXTRAMOT,IT,ITALY,MILANO,,July 2009,Active
  XMRV,MEFF RENTA VARIABLE,ES,SPAIN,BARCELONA,MEFF,June 2005,Active
  XMSW,MALAWI STOCK EXCHANGE,MW,MALAWI,BLANTYRE, ,June 2005,Active
  XMTB,MERCADO A TERMINO DE BUENOS AIRES S.A.,AR,ARGENTINA,BUENOS AIRES,MATBA,June 2005,Active
  XMUN,BOERSE MUENCHEN,DE,GERMANY,MUENCHEN, ,September 2007,Active
  XMUS,MUSCAT SECURITIES MARKET,OM,OMAN,MUSCAT,MSM,June 2005,Active
  XMVL,MERCADO DE VALORES DEL LITORAL S.A.,AR,ARGENTINA,SANTA FE,,January 2011,Active
  XNAF,SISTEMA ESPANOL DE NEGOCIACION DE ACTIVOS FINANCIEROS,ES,SPAIN,MADRID,SENAF,June 2007,Active
  XNAI,NAIROBI STOCK EXCHANGE,KE,KENYA,NAIROBI, ,June 2005,Active
  XNAM,NAMIBIAN STOCK EXCHANGE,NA,NAMIBIA,WINDHOEK, ,June 2005,Active
  