As to the linked media release above about the program meeting its delivery goals....
Actually it seems they sort of did and sort of didn't, according to the highly professional Israeli site Defense Update.
In contrast to these positive news, the Pentagon’s contract management agency said the number of aircraft delivered in 2017 came short of its annual goal, because the 66 delivered included nine planes that were supposed to be delivered in 2016.
http://defense-update.com/20171218_f35_2017.html
Not the end of the world, but jeez, after 21 years of investment...