quarter Year-End Call. welcome QTS to Fourth in Quarter look XXXX bookings history. of details Thanks, Stephen. forward to the QTS' strongest Hello Earnings and reviewing the We and
moments exceptional a achievements However, fourth our I'd performance. year during a of before of few like to to key attention some highlighting quarter, turning spend the our
leveraging invested of customer support X X, our on target core to differentiators QTS' growth verticals Turning capital. strategy continues return to Slide consistent strong across and
to XXXX, year margin grew year-over-year full a XX%, that we expansion pandemic. margin XX%, aggregated utility cost benefits, as approximately the year-over-year, approximately points portion A excluding and continued the expansion basis operating $X growth even in result Consistent of XXX we the delivered was initiatives growth year-over-year. margin reflecting leverage reflecting for cost year achieved our the EBITDA the of of full while COVID-related corporate cost points incremental acceleration digitization previously achieved QTS stated of than These XXX revenue million approximately in total our with travel basis result of XXXX. company. approximately business expectations, For lower benefits these of more of across adjusted expense ongoing
of end share X% annual X% OFFO growth year, our of term For target stated per of growth. At delivered high the the longer we year-over-year. X% to
annual was of current customer strong Underpinning in growth, industry-leading highest leasing and in our than delivering XXXX, invested volume bottom-line back to results, growth XX% XXXX, the up our While support future an value we QTS delivered reported the during platform our most creation. financial more history year-over-year churn. the into strong in level and history which the also
platform. a the QTS In operating of number financial and addition we that execution team strong and results, reflected to our enjoyed differentiated significant strong the of achievements our
prior combined. X of over power of gross years During support in we in which the capacity represents completed direct leasing accelerating signed the XX construction more delivered megawatts capacity, XXXX, of our activity,
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marked our year. our significant bringing largely this of forward also In additional look capacity excellence this in Ashburn to measured which industry. or and above Net customer support in support. for In as extended XX-megawatt the customer the addition, the data to satisfaction, now service the average NPS led with we center market QTS' center score approximately industry Score in double record We score year of site, consecutive NPS. sold track XXXX, growth Promoter XX, that QTS NPS by to data Xth XXXX we achieved continue out. an
QTS to extended In addition, X XX its consecutive uptime of years facility performance. record Nines
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