Year
.
1969
17 500
9 223
1970
13 300
11 422
1971
9 800
-- a
1972
9 100
--
*The MSFN was combined with the Space Tracking and Data Acquisition Network in the FY 1973 budget estimate.
a The amount programmed was estimated at $12 700 000 in the FY 1972 budget estimate.