No idea, it's at least 5th in this war alone and they aren't stopping.

No no, you see, having your weapon systems cost 5 times as much money as the opposing side's is a good thing actually. Clearly it means it's 150 times more effective, according to this marketing presentation I found from the for-profit corporation that makes it and then sells it to the military and this press release from the general whose entire career is intrinsically tied to it, both of whom couldn't possibly be biased in any way!