"Through FY2017, the F-35 program has received a total of roughly $122.6 billion of funding in then-year dollars, including roughly $54.7 billion in research an

"Through FY2017, the F-35 program has received a total of roughly $122.6 billion of funding in then-year dollars, including roughly $54.7 billion in research and development, about $65.7 billion in procurement, and approximately $2.7 billion in military construction." via https://fas.org/sgp/crs/weapons/RL30563.pdf https://fas.org/sgp/crs/weapons/RL30563.pdf