(In Millions of US$; Latest Year Available) |
|||||
Funding Category & Agency |
2021 |
2022 |
2023 |
% Chg. (21-22) |
% Chg. (22-23) |
Total Air transportation |
1,119 |
1,146 |
1,355 |
2.4 |
18.2 |
Federal Aviation Administration (DOT) |
479 |
487 |
52 |
1.7 |
13.3 |
NASA, Aeronautics Research2 |
610 |
629 |
769 |
3.1 |
22.3 |
Transportation Security Administration (DHS) |
30 |
30 |
34 |
0.0 |
13.3 |
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