2008   Additions   Deletions Date Symbol Company   Symbol Company 05/19/2008 CA CA, Inc.   TLAB Tellabs, Inc. 04/30/2008 DTV The DIRECTV Group, Inc.   BEAS BEA Systems, Inc.

2007   Additions   Deletions Date Symbol Company   Symbol Company 12/24/2007 FMCN Focus Media Holding Limited   ERIC LM Ericsson Telephone Company 12/24/2007 HANS Hansen Natural Corporation   PTEN Patterson-UTI Energy, Inc. 12/24/2007 HOLX Hologic, Inc.   ROST Ross Stores, Inc. 12/24/2007 SRCL Stericycle, Inc.   SEPR Sepracor Inc. 12/24/2007 STLD Steel Dynamics, Inc.   XMSR XM Satellite Radio Holdings Inc. 12/04/2007 BIDU Baidu.com, Inc.   CKFR CheckFree Corporation 10/08/2007 LEAP Leap Wireless International, Inc.   CDWC CDW Corporation 10/02/2007 HSIC Henry Schein, Inc.   MXIM Maxim Integrated Products, Inc 07/12/2007 FWLT Foster Wheeler, Ltd.   BMET Biomet, Inc. 06/01/2007 CEPH Cephalon, Inc.   MEDI MedImmune, Inc. 03/08/2007 UAUA UAL Corporation   AEOS American Eagle Outfitters, Inc. 02/14/2007 RYAAY Ryanair Holdings plc   APCC American Power Conversion Corporation 02/01/2007 LOGI Logitech Technology SA   CMVT Comverse Technology, Inc.

2006   Additions   Deletions Date Symbol Company   Symbol Company 12/18/2006 INFY Infosys Technologies Limited ADS   JDSU JDS Uniphase Corporation 12/18/2006 LVLT Level 3 Communications, Inc.   LNCR Lincare Holdings Inc. 12/18/2006 VRTX Vertex Pharmaceuticals Incorporated   URBN Urban Outfitters, Inc.. 12/12/2006 AEOS American Eagle Outfitters, Inc.   RHAT Red Hat, Inc. 10/24/2006 LINTA Liberty Media Corporation, Liberty Interactive Series A   ATYT ATI Technologies Inc. 05/08/2006 MICC Millicom International Cellular S.A.   PIXR PIXAR 04/20/2006 AKAM Akamai Technologies, Inc.   CHIR Chiron Corporation 02/01/2006 ISRG Intuitive Surgical, Inc.   SEBL Siebel Systems, Inc 01/09/2006 AMLN Amylin Pharmaceuticals, Inc.   MCIP MCI, Inc. 01/04/2006 JOYG Joy Global Inc.   MERQE Mercury Interactive Corporation 2005   Additions   Deletions Date Symbol Company   Symbol Company 12/19/2005 ATVI Activision Inc.   CECO Career Education Corp. 12/19/2005 CDNS Cadence Design Systems, Inc.   DLTR Dollar Tree Stores Inc. 12/19/2005 CKFR Checkfree Corporation   ISIL Intersil Corporation 12/19/2005 DISCA Discovery Holding Company   IVGN Invitrogen Corproation 12/19/2005 EXPE Expedia Inc.   LVLT Level 3 Communications Inc. 12/19/2005 GOOG Google Inc.   MLNM Millennium Pharmaceuticals Inc. 12/19/2005 MNST Monster Worldwide, Inc.   MOLX Molex Inc. 12/19/2005 NIHD NII Holdings, Inc.   NVLS Novellus Systems Inc. 12/19/2005 NVDA NVIDIA Corporation   QLGC QLogic Corp. 12/19/2005 PTEN Patterson-UTI Energy Inc.   SANM Sanmina-SCI Corp 12/19/2005 RHAT Red Hat, Inc.   SNPS Synopsys Inc. 12/19/2005 URBN Urban Outfitters, Inc.   SSCC Smurfit-Stone Container Corp. 08/15/2005 SEPR Sepracor Inc.   NXTL Nextel Communications, Inc. 07/01/2005 CELG Celgene Corporation   VRTS VERITAS Software Corporation 2004   Additions   Deletions Date Symbol Company   Symbol Company 12/29/2004 CTSH Cognizant Technology Solutions Corporation   PSFT PeopleSoft, Inc. 12/20/2004 ADSK Autodesk, Inc.   CEPH Cephalon, Inc. 12/20/2004 ERICY LM Ericsson Telephone Company   CPWR Compuware Corporation 12/20/2004 LBTYA Liberty Media International, Inc.   FHCC First Health Group Corp. 12/20/2004 MCIP MCI, Inc.   GNTX Gentex Corporation 12/20/2004 NTLI NTL Incorporated   HSIC Henry Schein, Inc. 12/20/2004 SIRI Sirius Satellite Radio Inc.   NVDA NVIDIA Corporation 12/20/2004 WYNN Wynn Resorts, Limited   PTEN Patterson-UTI Energy, Inc. 12/20/2004 XMSR XM Satellite Radio Holdings Inc.   RYAAY Ryanair Holdings plc 08/19/2004 KMRT KMart Holding Corporation   SPOT PanAmSat Corporation 2003   Additions   Deletions Date Symbol Company   Symbol Company 11/13/2003 SNDK SanDisk Corporation   BGEN Biogen, Inc. 12/22/2003 ATYT ATI Technologies Inc.   ADCT ADC Telecommunications, Inc. 12/22/2003 CECO Career Education Corporation   BRCD Brocade Communications Systems, Inc. 12/22/2003 GRMN Garmin Ltd.   CIEN CIENA Corporation 12/22/2003 ISIL Intersil Corporation   ERICY LM Ericsson Telephone Company 12/22/2003 LRCX Lam Research Corporation   HGSI Human Genome Sciences, Inc. 12/22/2003 LVLT Level 3 Communications, Inc.   ICOS ICOS Corporation 12/22/2003 MRVL Marvell Technology Group, Inc.   MNST Monster Worldwide Inc. 12/22/2003 RIMM Research in Motion Limited   RFMD RF Micro Devices, Inc.

2002   Additions   Deletions Date Symbol Company   Symbol Company 06/03/2002 DLTR Dollar Tree Stores, Inc.   ADLAE Adelphia Communications Corporation 07/15/2002 SIAL Sigma Aldrich Corporation   IMNX Immunex Corporation 07/24/2002 LNCR Lincare Holdings Inc.   WCOEQ WorldCom, Inc. 11/07/2002 TEVA Teva Pharmaceutical Industries Limited   CEFT Concord EFS, Inc. 11/19/2002 CMCSA Comcast Corporation Class A   CMCSK Comcast Corporation - Special Class A 12/16/2002 PDCO Patterson Dental Company   GMSTE Gemstar-TV Guide International Inc. 12/23/2002 APCC American Power Conversion Corporation   ABGX Abgenix, Inc. 12/23/2002 CHRW C.H. Robinson Worldwide, Inc.   ADRX Andrx Group 12/23/2002 EXPD Expeditors International of Washington, Inc.   AMCC Applied Micro Circuits Corporation 12/23/2002 FAST Fastenal Company   ATML Atmel Corporation 12/23/2002 FHCC First Health Group Corp.   CHTR Charter Communications, Inc. 12/23/2002 GNTX Gentex Corporation   CNXT Conexant Systems, Inc. 12/23/2002 HSIC Henry Schein, Inc.   CYTC Cytyc Corporation 12/23/2002 LAMR Lamar Advertising Company   IDTI Integrated Device Technology, Inc. 12/23/2002 PETM PETsMART, Inc.   IMCL ImClone Systems Incorporated 12/23/2002 PIXR Pixar   ITWO i2 Technologies, Inc. 12/23/2002 PTEN Patterson-UTI Energy, Inc.   PDLI Protein Design Labs, Inc. 12/23/2002 ROST Ross Stores, Inc.   PMCS PMC - Sierra, Inc. 12/23/2002 RYAAY Ryanair Holdings plc   RATL Rational Software Corporation 12/23/2002 WFMI Whole Foods Market, Inc.   SEPR Sepracor Inc. 12/23/2002 XRAY DENTSPLY International Inc.   VTSS Vitesse Semiconductor Corporation

2001   Additions   Deletions Date Symbol Company   Symbol Company 02/13/2001 BRCD Brocade Communication Systems, Inc.   SDLI SDL, Inc. 03/13/2001 NVLS Novellus Systems, Inc.   BMCS BMC Software, Inc. 05/31/2001 NVDA NVIDIA Corporation   VSTR VoiceStream Wireless Corporation 10/04/2001 ADRX Andrx Group   ATHMQ At Home Corporation 10/05/2001 GILD Gilead Sciences, Inc.   EXDSQ Exodus Communications, Inc. 12/17/2001 APOL Apollo Group, Inc.   XOXO XO Communications, Inc. 12/24/2001 CDWC CDW Computer Centers, Inc.   ARBA Ariba, Inc. 12/24/2001 CEPH Cephalon, Inc.   BVSN BroadVision, Inc. 12/24/2001 CHTR Charter Communications, Inc.   CMGI CMGI, Inc. 12/24/2001 CYTC CYTYC Corporation   CNET CNET Networks, Inc. 12/24/2001 ESRX Express Scripts, Inc.   COMS 3Com Corporation 12/24/2001 ICOS ICOS Corporation   INKT Inktomi Corporation 12/24/2001 IDTI Integrated Device Technology, Inc.   LVLT Level 3 Communications, Inc 12/24/2001 IMCL ImClone Systems Incorporated   MCLD McLeodUSA Incorporated 12/24/2001 IVGN Invitrogen Corporation   MFNX Metromedia Fiber Network, Inc. 12/24/2001 PDLI Protein Design Labs, Inc.   NOVL Novell, Inc. 12/24/2001 SEPR Sepracor Inc.   PALM Palm, Inc. 12/24/2001 SNPS Synopsys, Inc.   PMTC Parametric Technology Corporation 12/24/2001 SYMC Symantec Corporation   RNWK RealNetworks, Inc.

2000   Additions   Deletions Date Symbol Company   Symbol Company 06/09/2000 VRSN VeriSign, Inc.   NSOL Network Solutions, Inc. 09/07/2000 JNPR Juniper Networks, Inc.   VISX VISX, Incorporated 10/27/2000 ARBA Ariba, Inc.   NTLI NTL Incorporated 10/30/2000 BRCM Broadcom Corporation - Class A   LCOS Lycos, Inc. 11/06/2000 PALM Palm, Inc.   GBLX Global Crossing Ltd. 12/18/2000 ABGX Abgenix, Inc.   ADPT Adaptec, Inc. 12/18/2000 BEAS BEA Systems, Inc.   APCC American Power Conversion Corporation 12/18/2000 CHKP Check Point Software Technologies Ltd.   APOL Apollo Group, Inc. 12/18/2000 EXDS Exodus Communications, Inc.   DLTR Dollar Tree Stores, Inc. 12/18/2000 FLEX Flextronics International Ltd.   LGTO Legato Systems, Inc. 12/18/2000 HGSI Human Genome Sciences, Inc.   MLHR Herman Miller, Inc. 12/18/2000 IDPH IDEC Pharmaceuticals Corporation   NETA Network Associates, Inc. 12/18/2000 INKT Inktomi Corporation   NWAC Northwest Airlines Corporation 12/18/2000 MERQ Mercury Interactive Corporation   PHSY PacifiCare Health Systems, Inc 12/18/2000 MLNM Millennium Pharmaceuticals, Inc.   QTRN Quintiles Transnational Corp. 12/18/2000 RATL Rational Software Corporation   SIAL Sigma-Aldrich Corporation 12/18/2000 TMPW TMP Worldwide Inc.   SNPS Synopsys, Inc.

1999   Additions   Deletions Date Symbol Company   Symbol Company 01/13/1999 CMVT Comverse Technology, Inc.   HBOC HBO & Company 03/10/1999 ATHM At Home Corporation   TCOMA Tele-Communications, Inc. 03/18/1999 CMGI CMGI, Inc.   NSCP Netscape Communications Corporation 05/05/1999 UNPH Uniphase Corporation   JCOR Jacor Communications Inc. 05/25/1999 CNET CNET, Inc.   MCCRK McCormick & Company, Incorporated 05/28/1999 LCOS Lycos, Inc.   FORE FORE Systems, Inc. 06/10/1999 VISX VISX, Incorporated   NOBE Nordstrom, Inc. 06/25/1999 SEBL Siebel Systems, Inc.   ASND Ascend Communications, Inc. 07/14/1999 CNXT Conexant Systems, Inc.   AMFM Chancellor Media Corporation 08/04/1999 CIEN CIENA Corporation   QNTM Quantum Corporation 09/09/1999 GBLX Global Crossing Ltd   FDLNB Food Lion, Inc. 10/06/1999 EBAY eBay Inc.   CNTO Centocor, Inc. 10/27/1999 VSTR VoiceStream Wireless Corp.   CEXP Corporate Express, Inc. 11/22/1999 RNWK RealNetworks, Inc.   COMR Comair Holdings, Inc. 12/20/1999 ADLAC Adelphia Communications Corporation   WTHG Worthington Industries, Inc. 12/20/1999 AMCC Applied Micro Circuits Corporation   CBRL CBRL Group Inc. 12/20/1999 BVSN BroadVision, Inc.   FHCC First Health Group Corp. 12/20/1999 DISH EchoStar Communications Corporation   ROST Ross Stores, Inc. 12/20/1999 ITWO i2 Technologies, Inc.   FAST Fastenal Company 12/20/1999 LGTO Legato Systems, Inc.   ANDW Andrew Corporation 12/20/1999 MEDI MedImmune, Inc.   EFII Electronics for Imaging, Inc. 12/20/1999 MFNX Metromedia Fiber Network, Inc.   RTRSY Reuters Group PLC 12/20/1999 NSOL Network Solutions, Inc.   CATP Cambridge Technology Partners, Inc. 12/20/1999 NTAP Network Appliance, Inc.   ADSK Autodesk, Inc. 12/20/1999 NXLK NEXTLINK Communications, Inc.   MUEI Micron Electronics, Inc. 12/20/1999 PMCS PMC - Sierra, Inc.   LNCR Lincare Holdings, Inc. 12/20/1999 QLGC QLogic Corporation   STEI Stewart Enterprises, Inc. 12/20/1999 RFMD RF Micro Devices, Inc.   RXSD Rexall Sundown, Inc. 12/20/1999 SDLI SDL, Inc.   TECD Tech Data Corporation 12/30/1999 GMST Gemstar International Group, Limited   QWST Qwest Communications International, Inc.

1998   Additions   Deletions Date Symbol Company   Symbol Company 01/07/1998 AMFM Chancellor Media Corporation   OSSI Outback Steakhouse, Inc. 01/07/1998 APOL Apollo Group, Inc. ClA   IFMX Informix Corporation 01/07/1998 AWIN Allied Waste Industries, Inc   PETM PETsMART, Inc. 01/07/1998 CATP Cambridge Technology Partners, Inc.   BOST Boston Chicken, Inc. 01/07/1998 CTXS Citrix Systems, Inc.   GEMS Glenayre Technologies, Inc. 01/07/1998 DURA Dura Pharmaceuticals, Inc.   KMAG Komag, Incorporated 01/07/1998 ERICY LM Ericsson Telephone Co ADR   INTU Intuit Inc. 01/07/1998 IMNX Immunex Corporation   PAGE Paging Network, Inc. 01/07/1998 JCOR Jacor Communications Inc.   IDXX IDEXX Laboratories, Inc. 01/07/1998 RTRSY Reuters Holdings Plc ADR   RPOW RPM, Inc. 01/07/1998 TECD Tech Data Corporation   CRUS Cirrus Logic, Inc. 02/11/1998 RXSD Rexall Sundown, Inc.   AGREA American Greetings Corporation 08/27/1998 LVLT Level 3 Communications, Inc.   VKNG Viking Office Products, Inc. 08/28/1998 QWST Qwest Communications International, Inc.   DIGI DSC Communications Corporation 09/15/1998 USAI USA Networks, Inc.   GART Gartner Group, Inc. 09/16/1998 YHOO Yahoo! Inc.   MCIC MCI Communications Corporation 12/21/1998 AMZN Amazon.com, Inc.   GNCI General Nutrition Companies, Inc. 12/21/1998 COMR Comair Holdings, Inc.   OFIS U.S. Office Products Company 12/21/1998 DLTR Dollar Tree Stores, Inc.   SYBS Sybase, Inc. 12/21/1998 INTU Intuit Inc.   ADTN ADTRAN, Inc. 12/21/1998 LNCR Lincare Holdings, Inc.   PHYC PhyCor, Inc. 12/21/1998 MCLD McLeodUSA Incorporated   DURA Dura Pharmaceuticals, Inc. 12/21/1998 NTLI NTL Incorporated   OXHP Oxford Health Plans, Inc. 12/21/1998 VRTS VERITAS Software Corporation   WCLX Wisconsin Central Transportation 12/21/1998 VTSS Vitesse Semiconductor Corporation   PAIR PairGain Technologies, Inc. 12/30/1998 SANM Sanmina Corporation   AWIN Allied Waste Industries, Inc.

1997   Additions   Deletions Date Symbol Company   Symbol Company 05/22/1997 NSCP Netscape Communications Corporation   GATE Gateway 2000, Inc. 06/04/1997 MCHP Microchip Technology, Incorporated   SNDT SunGard Data Systems, Inc. 06/12/1997 MLHR Herman Miller Incorporated   USRX U.S. Robotics Corporation 06/12/1997 ROST Ross Stores, Inc.   RWIN Republic Industries, Inc. 07/01/1997 OFIS U.S. Office Products Company   CSCC Cascade Communications Corp. 07/24/1997 JJSC Jefferson Smurfit Corporation   STRY Stryker Corporation 08/13/1997 STEI Stewart Enterprises, Inc. Cls A   FORT Fort Howard Corporation 10/15/1997 SPOT PanAmSat Corporation   TYSNA Tyson Foods, Inc. Class A

1996   Additions   Deletions Date Symbol Company   Symbol Company 02/29/1996 OXHP Oxford Health Plans, Inc.   BNET Bay Networks, Inc. 07/10/1996 ASND Ascend Communications, Inc.   STRM StrataCom, Inc. 07/17/1996 CSCC Cascade Communications Corp.   USHC U.S. Healthcare, Inc. 08/02/1996 RWIN Republic Industries, Inc.   AMER America Online, Inc. 09/30/1996 FORE FORE Systems, Inc.   AESC AES Corporation (The) 11/25/1996 SBUX Starbucks Corporation   STJM St. Jude Medical, Inc. 12/23/1996 ADTN ADTRAN, Inc.   AKLM Acclaim Entertainment, Inc. 12/23/1996 BBBY Bed Bath & Beyond Inc.   ASAI Atlantic Southeast Airlines, Inc. 12/23/1996 CEXP Corporate Express, Inc.   BOBE Bob Evans Farms, Inc. 12/23/1996 CEFT Concord EFS, Inc.   GIDL Giddings & Lewis, Inc. 12/23/1996 EFII Electronics for Imaging, Inc.   JBHT J.B. Hunt Transport Services, Inc. 12/23/1996 FISV Fiserv, Inc.   KELYA Kelly Services, Inc. 12/23/1996 FORT Fort Howard Corporation   LRCX Lam Research Corporation 12/23/1996 KMAG Komag, Incorporated   MLHR Herman Miller, Inc. 12/23/1996 MCAF McAfee Associates, Inc.   MTEL Mobile Telecommunication Technologies Corp. 12/23/1996 PAIR PairGain Technologies, Inc.   PRGO Perrigo Company 12/23/1996 PHYC PhyCor, Inc.   RDRT Read-Rite Corporation 12/23/1996 QTRN Quintiles Transnational Corp.   SHLM A. Schulman, Inc. 12/23/1996 SNDT SunGard Data Systems, Inc.   SSSS Stewart & Stevenson Services, Inc. 12/23/1996 SNPS Synopsys, Inc.   VCELA Vanguard Cellular Systems, Inc. 12/23/1996 WCLX Wisconsin Central Transportation   WMTT Willamette Industries, Inc. 12/31/1996 FAST Fastenal Company   MFST MFS Communications Company, Inc.

1995   Additions   Deletions Date Symbol Company   Symbol Company 01/27/1995 RPOW RPM, Inc.   DOLR Dollar General Corporation 01/27/1995 STRM StrataCom, Inc.   MGMA Magma Power Company 02/13/1995 SHLM A. Schulman, Inc.   QVCN QVC, Inc. 02/27/1995 KLAC KLA Instruments Corporation   SMLS SciMed Life Systems, Inc 03/06/1995 HBOC HBO & Company   SONO Sonoco Products Company 07/05/1995 MFST MFS Communications Company, Inc.   LOTC Lotus Development Corporation 07/19/1995 ALTR Altera Corporation   LGNT LEGENT Corporation 08/18/1995 NWAC Northwest Airlines Corporation   BRNO Bruno's Inc. 09/27/1995 USRX U.S. Robotics Corporation   PTCM Pacific Telecom, Inc. 10/03/1995 GEMS Glenayre Technologies, Inc.   LINB LIN Broadcasting Corporation 11/06/1995 AMER America Online, Inc.   PHYB Pioneer Hi-Bred International, Inc. 11/27/1995 GATE Gateway 2000, Inc.   ROAD Roadway Services, Inc. 11/27/1995 INTU Intuit Inc.   MMEDC MultiMedia, Inc. 12/18/1995 BOST Boston Chicken, Inc.   ACCOB Adolph Coors Company 12/18/1995 GART Gartner Group, Inc. Class A   ALEX Alexander & Baldwin, Inc. 12/18/1995 GNCI General Nutrition Companies, Inc.   ASTA AST Research, Inc. 12/18/1995 IDXX IDEXX Laboratories, Inc.   CHRS Charming Shoppes, Inc. 12/18/1995 MUEI Micron Electronics, Inc.   HONI Hon Industries Inc. 12/18/1995 MXIM Maxim Integrated Products, Inc.   INEL Intelligent Electronics, Inc. 12/18/1995 PETM PETsMART, Inc.   NDSN Nordson Corporation 12/18/1995 PSFT PeopleSoft, Inc.   TECUA Tecumseh Products Company Class A 12/18/1995 RDRT Read-Rite Corporation   YELL Yellow Corporation