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U.S. Public Pension Funds

Alameda County Employees' Retirement Association Arizona State Retirement System Arkansas Public Employees Retirement System Arkansas Teacher Retirement System Beaver County Employees' Retirement Fund Bonita Springs Fire Control and Rescue District Firefighters' Retirement System Brockton Retirement Board Bucks County Retirement Board Butler County Retirement Board California State Teachers' Retirement System (CalSTRS) Cambria County Employees Retirement System Carbon County Employees Retirement Board Chester County Employees' Retirement Fund City of Avon Park Firefighters' Retirement System City of Bethlehem Retirement System City of Cape Coral Municipal Firefighters' Retirement Plan City of Cape Coral Municipal General Employees' Pension Trust Fund City of Dade City Municipal Firefighters' Pension Trust Fund City of Dade City Municipal Police Officers' Pension Trust Fund City of Fort Lauderdale General Employees' Retirement System City of Fort Meade Pension Trust Funds City of Fort Myers General Employees' Pension Fund City of Fort Myers Police Officers' Retirement System City of Key West General Employees' Pension Fund City of Knoxville Employees' Pension System City of Leesburg Municipal Police Officers' Pension Trust Fund City of Leesburg Retirement Plan for General Employees City of Miami Fighters' Relief & Pension Fund City of Miami Fire Fighters' and Police Officers' Retirement Trust City of Oakland Municipal Employees' Retirement System City of Oakland Police and Fire Retirement System City of Ocoee Municipal Police Officers and Firefighters Retirement Trust Fund City of Orlando Firefighters' Pension Fund City of Orlando General Employees Pension Fund City of Orlando Police Pension Fund City of Palm Beach Gardens Police Officers' Pension Fund City of Philadelphia Board of Pensions & Retirement City of Phoenix Employees' Retirement System City of Pittsburgh Comprehensive Municipal Pension Trust Fund City of Providence City of Seminole Municipal Firefighters' Pension Trust Fund City of St. Cloud General Employees' Retirement System City of St. Cloud Police Officers' and Firefighters' Retirement System City of Sunrise Firefighters' Retirement Fund City of Sunrise General Employees Pension Plan City of Tallahassee Pension Plan City of Tarpon Springs Municipal Firefighters' Pension Trust Fund City of Titusville General Employees' Pension Plan City of Titusville Police Officers' and Firefighters' Pension Plan City of Wilmington City Pension Fund for Firefighters and Police Officers in the City of Pembroke Pines Commonwealth of Pennsylvania State Employees' Retirement System Connecticut Retirement Plans & Trust Funds Cumberland County Retirement Fund Dauphin County Retirement Board District of Columbia Retirement Board Erie County Employees Retirement System Firefighters Pension and Relief Fund for City of New Orleans Fort Worth Employees' Retirement Fund Franklin County Employees Retirement Fund Georgia Firefighters' Pension Fund Harrisburg Police Pension Board Imperial County Employees' Retirement System Iowa Public Employees' Retirement System Kern County Employees' Retirement Association Key West Police and Fire Pension Board of Trustees Lackawanna County Employees' Retirement Fund Lancaster County Employees Retirement Fund Lawrence County Employees' Retirement Board Lebanon County Employees' Retirement Fund Lehigh County Employees Retirement Fund Los Angeles County Employees Retirement Association Los Angeles Fire and Police Pension System (LAFPP) Los Angeles Water & Power Employees' Retirement Disability & Death Benefit Plan Louisiana Municipal Police Employees Retirement System Luzerne County Retirement System Macon Fire and Police Employees Retirement System Macon Pensions and Retirement Systems, Division A Macon-Bibb County, Georgia Maine Public Employees Retirement System Maryland State Retirement & Pension Plan Mercer County Employees' Retirement System Miami Beach Employees' Retirement Plan Mississippi Public Employees' Retirement System Montgomery County Employees' Retirement System New Orleans Harbor Police Retirement System New York State Common Retirement Fund North Carolina Retirement Systems Northampton County Employees Retirement Fund Northumberland County Retirement System Ohio State Retirement Systems Oklahoma Firefighters Pension & Retirement System Oklahoma Police Pension & Retirement System Oklahoma School Land Commission Palm Harbor Special Fire Control & Rescue District Firefighters' Pension Plan Pennsylvania Turnpike Commission Plymouth County Retirement Association Retirement Board of Allegheny County San Diego City Employees' Retirement System San Francisco City and County Employees Retirement System SEPTA (Southeastern Pennsylvania Transportation Authority) Sheriffs' Retirement Fund of Georgia South Miami Pension Plan St. Lucie County Fire District Firefighters' Pension Trust Fund St. Lucie County Fire District General Employees Retirement Plan State of Michigan Retirement System State of New Jersey and its Division of Investment State of Oregon Office of the Treasurer The Employees' Pension Plan of the City of Clearwater, Florida The Firemen's Retirement System of St. Louis The Sewerage and Water Board of New Orleans The University of Tennessee Town of Longboat Key General Employees' Retirement System Town of Longboat Key Police Officers' Retirement System U.S. Army Non-Appropriated Fund Employee Retirement Plan Vermont State Retirement System Washington State Investment Board Westmoreland County Employee Retirement Fund Wilkes-Barre Aggregated Pension Trust Fund Winter Haven Firefighters' Retirement System Winter Haven Police Officers' Retirement System Worcester Retirement System York County Retirement Board

U.S. Taft-Hartley & Private Institutional Investors

1199SEIU Benefit and Pension Funds Amalgamated Bank American Federation of Musicians and Employers Pension Fund American Federation of Television & Radio Artists Health & Retirement Funds Ardsley Partners, L.P. Buffalo Laborers Cement Masons and Plasterers Joint Pension Trust (Local 797) Construction Industry and Laborers Joint Pension Fund (Local 872) Denver Area Meat Cutters and Employers Pension Plan Equity-League Pension & Health Trust Funds Hollow Metal Pension & Trust Funds I.A.T.S.E., Local No. One Pension and Welfare Funds Insulators Local 23 International Brotherhood of Boilermakers Local 154 International Brotherhood of Electrical Workers Local 143 International Brotherhood of Electrical Workers Local 163 International Brotherhood of Electrical Workers Local 212 International Brotherhood of Electrical Workers Local 237 International Brotherhood of Electrical Workers Local 26 International Brotherhood of Electrical Workers Local 357 International Brotherhood of Electrical Workers Local 380 International Brotherhood of Electrical Workers Local 607 International Union of Bricklayers and Allied Craftworkers Local #15 Pennsylvania International Union of Operating Engineers Local Union 94-94A-94B Iron Workers District Council, Philadelphia and Vicinity Pension Plan Iron Workers Local Union No. 405 Annuity Fund Iron Workers of Western Pennsylvania Benefit Plans Laborers District Council Construction Industry Laborers Local No. 1174 Pension Fund Laborers' Local No. 130 Pension & Welfare Funds League - ATPAM Pension Fund Logan Capital Management Massachusetts Laborers' Benefit Funds N.R.A. - I.A.T.S.E. Local 720 Pension Trust New York City District Council of Carpenters Pension & Welfare Funds NOITU (National Organization of Industrial Trade Unions) PA Local 47 Bricklayers and Allied Craftsmen Pension Plan Plasterers and Cement Masons Local No. 94 Pension Fund Plumbers & Pipefitters Local #51 Pension Fund Plumbers & Pipefitters Local No. 123 Plumbers & Pipefitters Local No. 520 Plumbers & Pipefitters Union Local 525 Pension Plan Private Asset Management Rocky Mountain UFCW Unions & Employers Pension Plan Roofers Local Union No. 74-203 SEIU Building Service Local 32BJ Pension Plan SEIU Pension Plans Master Trust Sheet Metal Workers Local 44 Shopmen Iron Workers Local Union 502 Susquehanna Laborers Teamsters Joint Council No. 53 Teamsters Local 639 - Employers Pension Fund Teamsters Local 837 Teamsters Local No. 142 Pension Trust Fund Teamsters Local No. 500 Severance Trust Fund Teamsters Local No. 813 & Affiliates Teamsters Local No. 945 The Local 804 I.B.T. and Local 447 I.A.M. - UPS, Inc. Multi-Employer Retirement Plan Theriault Trust Washington State Plumbers & Pipefitters Industry Pension Plan Welfare & Pension Funds of UFCW Local 464A

International Institutional Investors

AFA Livforsakringsaktiebolag Alecta pensionsforsakring, omsesidigt Allianz Global Investors Kapitalanlagegesellschaft mbH AMF Fonder AB AMF Pension ANIMA SGR S.p.A AP1 - First Swedish National Pension Fund AP4 - Fourth Swedish National Pension Fund AP7 - Seventh Swedish National Pension Fund ARCA S.G.R. S.p.A. ATP - Arbejdsmarkedets Tillaegspension CARE Super Chou Associates Management, Inc. Christian Super Danica Pension Danske Invest A/S DIP Folksam Mutual Life Insurance Healthcare Employees' Pension Plan - Manitoba ID - Sparinvest (Denmark) Industriens Pension A/S Irish National Pension Reserve Fund JOP Jyske Invest Kathrein & Co. Privatebank AG KP Pension Maj Invest MN Services, N.V. National University of Ireland, Galway Nordea Fondene Norge AS (Norway) Nordea Fonder AB (Sweden) Nordea Fund Management (Denmark), filial af Nordea Funds Oy, Finland Nordea Funds Ltd. (Finland) Nordea Invest Funds S.A. (Luxembourg) Nottinghamshire County Council, Local Authority Pension Fund PenSam Invest (Nykredit) PenSam Liv forsikringsaktieselkab Pensioenfonds Vervoer Pensioenfonds Voor de Grafische Bedrijven (Timeos) PFA Pension PGGM Vermogensbeheer B.V. PKA Pension Funds Administration Ltd. Raiffeisen Capital Management Robeco Group, NV SamPension KP Livforsikring A/S SEB Investment Management AB SKAGEN A/S (Norway) Sparinvest S. A. (Luxembourg) Stichting Philips Pensioenfonds Storebrand Kapitalforvaltning ASA SwedBank Robur Fonder AB Universities Superannuation Scheme Varma Mutual Pension Insurance Company Veneto Banco S.c.p.a.