Securities and Exchange Commission

Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum

The maximum risk-free interest rate assumption that is used in valuing an option on its own shares.

Compare To Other Companies

Annual (pure)

Value	Reported On	Form	FY	FP	Start Date	End Date	Fiscal Period
0.031	2012-09-25	10-K	2012	FY	2009-08-01	2010-07-31	CY2010
0.019	2013-09-27	10-K	2013	FY	2010-08-01	2011-07-31	CY2011
0.015	2014-09-17	10-K	2014	FY	2011-08-01	2012-07-31	CY2012
0.012	2015-09-17	10-K	2015	FY	2012-08-01	2013-07-31	CY2013
0.02	2016-09-15	10-K	2016	FY	2013-08-01	2014-07-31	CY2014
0.019	2017-09-20	10-K	2017	FY	2014-08-01	2015-07-31	CY2015
0.015	2017-09-20	10-K	2017	FY	2015-08-01	2016-07-31	CY2016

Quarterly (pure)

Value	Reported On	Form	FY	FP	Start Date	End Date	Fiscal Period
0.019	2015-03-03	10-Q	2015	Q2	2013-11-01	2014-01-31	CY2013Q4
0.017	2015-06-03	10-Q	2015	Q3	2014-02-01	2014-04-30	CY2014Q1
0.0192	2015-12-02	10-Q	2016	Q1	2014-08-01	2014-10-31	CY2014Q3
0.017	2016-06-02	10-Q	2016	Q3	2015-02-01	2015-04-30	CY2015Q1
0.0149	2015-12-02	10-Q	2016	Q1	2015-08-01	2015-10-31	CY2015Q3

All Reported Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum (pure)

Value	Reported On	Form	FY	FP	Start Date	End Date	Fiscal Period
0.031	2012-09-25	10-K	2012	FY	2009-08-01	2010-07-31	CY2010
0.019	2013-09-27	10-K	2013	FY	2010-08-01	2011-07-31	CY2011
0.015	2014-09-17	10-K	2014	FY	2011-08-01	2012-07-31	CY2012
0.012	2015-09-17	10-K	2015	FY	2012-08-01	2013-07-31	CY2013
0.012	2014-09-17	10-K	2014	FY	2012-08-01	2013-07-31
0.02	2015-03-03	10-Q	2015	Q2	2013-08-01	2014-01-31
0.019	2015-03-03	10-Q	2015	Q2	2013-11-01	2014-01-31	CY2013Q4
0.02	2015-06-03	10-Q	2015	Q3	2013-08-01	2014-04-30
0.017	2015-06-03	10-Q	2015	Q3	2014-02-01	2014-04-30	CY2014Q1
0.02	2016-09-15	10-K	2016	FY	2013-08-01	2014-07-31	CY2014
0.02	2015-09-17	10-K	2015	FY	2013-08-01	2014-07-31
0.02	2014-09-17	10-K	2014	FY	2013-08-01	2014-07-31
0.0192	2015-12-02	10-Q	2016	Q1	2014-08-01	2014-10-31	CY2014Q3
0.0192	2016-03-02	10-Q	2016	Q2	2014-08-01	2015-01-31
0.0192	2015-03-03	10-Q	2015	Q2	2014-08-01	2015-01-31
0.019	2016-06-02	10-Q	2016	Q3	2014-08-01	2015-04-30
0.019	2015-06-03	10-Q	2015	Q3	2014-08-01	2015-04-30
0.017	2016-06-02	10-Q	2016	Q3	2015-02-01	2015-04-30	CY2015Q1
0.017	2015-06-03	10-Q	2015	Q3	2015-02-01	2015-04-30
0.019	2017-09-20	10-K	2017	FY	2014-08-01	2015-07-31	CY2015
0.019	2016-09-15	10-K	2016	FY	2014-08-01	2015-07-31
0.019	2015-09-17	10-K	2015	FY	2014-08-01	2015-07-31
0.0149	2015-12-02	10-Q	2016	Q1	2015-08-01	2015-10-31	CY2015Q3
0.0149	2016-03-02	10-Q	2016	Q2	2015-08-01	2016-01-31
0.0149	2016-06-02	10-Q	2016	Q3	2015-08-01	2016-04-30
0.015	2017-09-20	10-K	2017	FY	2015-08-01	2016-07-31	CY2016
0.015	2016-09-15	10-K	2016	FY	2015-08-01	2016-07-31