Warbixinadii u dambeeyay ee suuqa duulimaadyada ayaa tilmaamaya hoos u dhac ku yimid qiimaha lagu waydiinayo diyaaradaha la isticmaalay ee dhamaan qaybaha kala duwan. Warbixinnadani waxay ka kooban yihiin dhammaan diyaaradaha hore loo lahaan jiray - jets, diyaarad hal-piston ah, dayuuradaha turboprop, iyo Robinson helikobtarrada bistoonka. Isla markaa, heerarka alaabadu waa ay yaraadeen ama waxay ahaayeen kuwo deggan dhammaan qaybaha oo dhan.
Bishii Disembar, heerarka alaabada caalamiga ah ee diyaaradaha la isticmaalo waxay la kulmeen hoos u dhac bil ka badan 5.88%, in kasta oo uu jiray koror sannad ka badan 10.75%, taasoo muujinaysa isbeddel xasilloon. Qaybta dayuuradaha waaweyn ee la isticmaalay waxa ay diiwaangelisay hoos u dhaca alaabooyinka bishiiba bil ka badan ee ugu muhiimsanaa 11.55%, halka agabka dayuuradaha laydhka ee la isticmaalay ay arkeen kobaca ugu sarreeya ee sanadka ka dambeeya 18.59%.
Marka la eego qiimaha jets-ka la isticmaalo, waxaa jiray koror bil ka badan 0.95% bishii Disembar; si kastaba ha ahaatee, waxay hoos u dhaceen 5.29% sanad kasta, taasoo ka tarjumaysa hoos u dhac. Qeybaha kala duwan, diyaaradaha waaweyn ee la isticmaalo ayaa muujiyay kororka qiimaha ugu badan ee bil ka badan ee bil kasta, kor u kacay 1.52%. Taa beddelkeeda, qaybtani waxay sidoo kale la kulantay hoos u dhacii ugu weynaa ee qiimaha sannad ka dib, oo hoos u dhacay 4.82%.