Income Per Unit (Tables)

6 Months Ended

Jun. 30, 2013

Summary Of Basic And Diluted Earnings Per Share

	Three Months Ended June 30,		Six Months Ended June 30,
	2013	2012	2013	2012
Net income available to common stockholders	$            47,077	$            42,021	$            89,734	$            81,232
Weighted average shares outstanding—basic	128,419,745	109,761,017	127,437,970	108,430,437
Potentially dilutive common shares:
Stock options	68,146	195,635	69,304	193,775
Class C Units (2007 Grant)	-	1,334	-	-
Unvested incentive units	135,185	208,096	120,222	185,362
Weighted average shares outstanding—diluted	128,623,076	110,166,082	127,627,496	108,809,574
Income per share:
Basic	$                0.37	$                0.38	$                0.70	$                0.75
Diluted	$                0.37	$                0.38	$                0.70	$                0.75

Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share

	Three Months Ended June 30,		Six Months Ended June 30,
	2013	2012	2013	2012
Weighted average of Operating Partnership common    units not owned by Digital Realty Trust, Inc.	2,556,095	4,339,481	2,499,738	4,336,223
Potentially dilutive 2029 Debentures	6,609,993	6,456,471	6,600,286	6,449,278
Potentially dilutive Series C Cumulative Convertible    Preferred Stock	-	489,298	-	1,637,072
Potentially dilutive Series D Cumulative Convertible    Preferred Stock	-	4,374,117	949,299	4,355,773
Potentially dilutive Series E Cumulative Redeemable    Preferred Stock	4,929,167	3,959,975	4,655,435	3,992,679
Potentially dilutive Series F Cumulative Redeemable    Preferred Stock	3,126,066	2,509,588	2,952,466	1,185,849
Potentially dilutive Series G Cumulative Redeemable    Preferred Stock	3,893,598	-	1,957,555	-
	21,114,919	22,128,930	19,614,779	21,956,874

Digital Realty Trust, L.P. [Member]

Summary Of Basic And Diluted Earnings Per Share

	Three Months Ended June 30,		Six Months Ended June 30,
	2013	2012	2013	2012
Net income available to common unitholders	$            48,013	$            43,682	$            91,494	$            84,479
Weighted average units outstanding--basic	130,973,952	114,100,498	129,936,759	112,766,660
Potentially dilutive common units:
Stock options	68,146	195,635	69,304	193,775
Class C Units (2007 Grant)	-	1,334	-	-
Unvested incentive units	135,185	208,096	120,222	185,362
Weighted average units outstanding--diluted	131,177,283	114,505,563	130,126,285	113,145,797
Income per unit:
Basic	$                0.37	$                0.38	$                0.70	$                0.75
Diluted	$                0.37	$                0.38	$                0.70	$                0.75

Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share

	Three Months Ended June 30,		Six Months Ended June 30,
	2013	2012	2013	2012
Potentially dilutive 2029 Debentures	6,609,993	6,456,471	6,600,286	6,449,278
Potentially dilutive Series C Cumulative Convertible    Preferred Units	-	489,298	-	1,637,072
Potentially dilutive Series D Cumulative Convertible    Preferred Units	-	4,374,117	949,299	4,355,773
Potentially dilutive Series E Cumulative Redeemable     Preferred Units	4,929,167	3,959,975	4,655,435	3,992,679
Potentially dilutive Series F Cumulative Redeemable    Preferred Units	3,126,066	2,509,588	2,952,466	1,185,849
Potentially dilutive Series G Cumulative Redeemable    Preferred Units	3,893,598	-	1,957,555	-
	18,558,824	17,789,449	17,115,041	17,620,651