Gross margin for the Q4 of fiscal 'twenty three was approximately 66% of revenue. Our 4th quarter gross margin is down to a greater mix of lower margin offerings, particularly product sales, on a full year basis, gross profit increased 10% year over year to 172,800,000 4th quarter operating expenses consisting of sales and marketing, research and development, general and administration and foreign exchange we're $43,700,000 versus $45,700,000 during the equivalent period a year ago, representing a 4.4% year over year decline due to the realization of cost savings driven by various cost initiatives, the primary driver of the decrease was the decline in general and administrative expenses due to lower non cash expenses, including share based compensation, as well as amortization and depreciation, the engineering expenses incurred the development costs amortized during the Q4 of fiscal 'twenty three were $9,300,000 This was lower than the $9,800,000 incurred in the same quarter last year, mostly as a result of higher capitalization of labor costs on development projects, but no change as a percentage of revenue at approximately 15%. The engineering expenses incurred and the development costs amortized during the fiscal year ended June 30, 'twenty three, were 37,500,000 Compared to $34,200,000 in the same period last year, the increase year over year was a result of the additional development staff from NetFortress being included for the full year as well as the company's ongoing investment in innovation.