NEW YORK (

TheStreet Ratings

) -- Each month, the

ETF Industry Association

) analyzes the assets under management and the net cash flow data for a growing list of U.S. exchange-traded funds. Net cash inflows totaling $17.1 billion in July brought ETF net cash inflows year-to-data up to $93.0 billion.

Overall assets under management in exchange-traded products, covering 1,486 exchange-traded funds and exchange-traded notes, surged by $55.7 billion in July to end at $1.21 trillion. All of the asset and flow data included in this article was released on Thursday, August 2nd by the ETF Industry Association.

Total net inflows to U.S. equity exchange-traded products accelerated in July reaching $14.2 billion for the month. U.S. equity funds represent the largest recipient of new money at $36.9 billion year-to-date surpassing the inflow to fixed income funds. $2.9 billion flowed into

SPDR S&P 500

(SPY) - Get SPDR S&P 500 ETF Trust Report

adding to the year-to-date net inflow of $3.5 billion.

PowerShares QQQ

(QQQ) - Get Invesco QQQ Trust Report

pulled in a $528 million net cash flow in July along with $855 million into

SPDR DJIA

(DIA) - Get SPDR Dow Jones Industrial Average ETF Trust Report

, $1.6 billion into

iShares Russell 2000

(IWM) - Get iShares Russell 2000 ETF Report

, $823 million into

iShares S&P 100

(OEF) - Get iShares S&P 100 ETF Report

, and $540 million into

iShares S&P 500

(IVV) - Get iShares Core S&P 500 ETF Report

.

$3.0 billion flowed into the global and international equity ETF category, second only to U.S. equity inflows for July. The largest July inflows came to

Vanguard MSCI Emerging Markets

(VWO) - Get Vanguard FTSE Emerging Markets ETF Report

at $1.5 billion, increasing year-to-date cash inflows to $9.0 billion.

Vanguard MSCI EAFE

(VEA) - Get Vanguard FTSE Developed Markets ETF Report

at $265 million and

Wisdom Tree EM Equity Income

(DEM) - Get WisdomTree Emerging Markets High Dividend Fund Report

at $107 million had decent inflows for July.

In the 19th consecutive month of net inflows, another $470 million entered fixed income ETFs in July setting the mark for year-to-date inflow at $35.5 billion. Fixed income funds attracting the largest July inflows were $968 million into

iShares iBoxx High Yield Corp Bond

(HYG) - Get iShares iBoxx $ High Yield Corporate Bond ETF Report

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and $620 million into

SPDR Barclays High Yield Bond

(JNK) - Get SPDR Bloomberg Barclays High Yield Bond ETF Report

. $1.6 billion flowing out of

iShares Barclays 1-3 Yr Treas

(SHY) - Get iShares 1-3 Year Treasury Bond ETF Report

and $523 million exiting

iShares Barclays 7-10 Yr Treas

(IEF) - Get iShares 7-10 Year Treasury Bond ETF Report

limited the overall increase in new cash to fixed income ETFs.

Some of the largest July 2012 inflows included $481 million to

iShares DJ US Select Dividend

(DVY) - Get iShares Select Dividend ETF Report

, $482 million to

iShares S&P US Preferred Stock

(PFF) - Get iShares Preferred & Income Securities ETF Report

, and $588 million to

iShares JPM USD Emerging Mkt Bond

(EMB) - Get iShares JP Morgan USD Emerging Markets Bond ETF Report

.

Some of the largest July 2012 outflows included $1.4 billion from

SPDR Gold

(GLD) - Get SPDR Gold Trust Report

, $239 million from

iShares Barclays TIPS

(TIP) - Get iShares TIPS Bond ETF Report

, and $262 million from

iShares Barclays 1-3 Yr Credit

(CSJ)

.

Among the exchange-traded fund issuers for July 2012, SSgA accumulated the most inflows at $4.33 billion. This was followed by Vanguard bringing in net cash flows of $4.29 billion,

Blackrock

(BLK) - Get BlackRock, Inc. Report

at $3.83, Invesco/PowerShares inflows at $1.34 billion, and PIMCO inflows at $669 million.

-- Reported by Kevin Baker in Palm Beach Gardens, Fla.

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Kevin Baker became the senior financial analyst for TheStreet Ratings upon the August 2006 acquisition of Weiss Ratings by TheStreet.com, covering equity and mutual fund ratings. He joined the Weiss Group in 1997 as a banking and brokerage analyst. In 1999, he created the Weiss Group's first ratings to gauge the level of risk in U.S. equities. Baker received a B.S. degree in management from Rensselaer Polytechnic Institute and an M.B.A. with a finance specialization from Nova Southeastern University.