Year
.
1969
201 300 a
--- b
52 645
1970
110 400
---
63 330
1971
89 600
---
67 699
1972
194 000
---
136 388
1973
309 100
--- b
--- c
1974
146 300
--- b
--- d
a For Apollo applications.
b Authorization figures were not broken down to include this category.
c It was estimated in the FY 1974 budget estimate that $228 800 000 would be programmed in FY 1973.
d The Skylab budget was not broken by categories in the FY 1975 budget estimate; the total programmed was $176 700 000.