for a fee for a stated term that is hosted at our data center facilities, select partner data centers or physically on-premise at customer facilities. Cloud infrastructure-as-a-service expenses consist primarily of personnel related expenditures, technology infrastructure expenditures and facilities costs. For all periods presented, our cloud-infrastructure-as-a-service segment’s revenues and expenses were substantially attributable to our IT infrastructure management, maintenance and hosting services offerings.

Fiscal 2014 Compared to Fiscal 2013:     On a constant currency basis, total cloud IaaS revenues increased slightly in fiscal 2014 primarily due to incremental revenues from the recent introduction of our on-premise Oracle Engineered Systems subscription offerings. In constant currency, total cloud IaaS revenues growth in the EMEA and Asia Pacific regions were partially offset by a decline in revenues in the Americas region.

On a constant currency basis, total cloud IaaS expenses increased during fiscal 2014 primarily due to increased employee related expenses associated with increased headcount, which reduced the total margin and margin as a percentage of revenues for this segment.

Fiscal 2013 Compared to Fiscal 2012:     On a constant currency basis, total cloud IaaS revenues increased in fiscal 2013 primarily due to growth in our infrastructure management, maintenance and hosting services offerings. In constant currency, total cloud IaaS revenues growth in the Americas and Asia Pacific regions were partially offset by a decline in revenues in the EMEA region.

On a constant currency basis, total cloud IaaS expenses increased during fiscal 2013 primarily due to increased employee related expenses associated with increased headcount. Total margin and margin as a percentage of revenues increased during fiscal 2013 as our total revenues increased at a faster rate than our total expenses for this segment.

Software License Updates and Product Support:     Software license updates grant customers rights to unspecified software product upgrades and maintenance releases and patches released during the support period. Product support includes internet access to technical content as well as internet and telephone access to technical support personnel in our global support centers. Expenses associated with our software license updates and product support line of business include the cost of providing the support services, largely personnel related expenses, and the amortization of our intangible assets associated with software support contracts and customer relationships obtained from acquisitions.

Fiscal 2014 Compared to Fiscal 2013:     Excluding the effect of unfavorable currency rate fluctuations, software license updates and product support revenues increased by 7% in fiscal 2014 as a result of new software licenses sold with substantially all of these customers electing to purchase software support contracts during the trailing 4-quarter period, and the renewal of substantially all of the software support customer base eligible for renewal during the trailing 4-quarter period. Excluding the effect of currency rate fluctuations, the