9.	Income Per Share Information

The calculations of basic and diluted income per share attributable to CBRE Group, Inc. shareholders are as follows (dollars in thousands, except share data):

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Basic Income Per Share
Net income attributable to CBRE Group, Inc. shareholders	$	197,165	$	121,668	$	326,762	$	203,835
Weighted average shares outstanding for basic income per share		336,975,149		335,076,746		336,941,681		334,534,841
Basic income per share attributable to CBRE Group, Inc. shareholders	$	0.59	$	0.36	$	0.97	$	0.61
Diluted Income Per Share
Net income attributable to CBRE Group, Inc. shareholders	$	197,165	$	121,668	$	326,762	$	203,835
Weighted average shares outstanding for basic income per share		336,975,149		335,076,746		336,941,681		334,534,841
Dilutive effect of contingently issuable shares		3,905,498		2,976,165		3,267,556		3,226,936
Dilutive effect of stock options		1,956		27,730		5,009		36,110
Weighted average shares outstanding for diluted income per share		340,882,603		338,080,641		340,214,246		337,797,887
Diluted income per share attributable to CBRE Group, Inc. shareholders	$	0.58	$	0.36	$	0.96	$	0.60

For the three and six months ended June 30, 2017, 1,317,651 and 2,037,886, respectively, of contingently issuable shares were excluded from the computation of diluted income per share because their inclusion would have had an anti-dilutive effect.

For the three and six months ended June 30, 2016, 1,536,189 and 1,553,158, respectively, of contingently issuable shares were excluded from the computation of diluted income per share because their inclusion would have had an anti-dilutive effect.