Year
.
1969
16 000
---
--
1970
11 400
11 400
--
1971
---
---
10 566
1972
---
---
--
1973
---
---
--
1974
---
---
--
1975
---
---
--
1976
---
---
19 576
1977
---
---
19 725 a
1978
22 800
22 800
22 800
a Program renamed research and analysis in FY 1979.