Total Pork by year

05         16   B   11,772     Ken Silverstein in Jul 05 Harper pp31-8
04         32.7 B   15,584     Ken Silverstein op cit
01         15   B    7,803     Ken Silverstein op cit
99         13.4 B      www.heritage.org/Research/Budget/BG1266.cfm
98         10.6 B   ~2,000     Ken Silverstein op cit
98         10.0 B              heritage op.cit.
95         10.9 B              heritage op.cit.
90          9.3 B              heritage op.cit.
85          8.8 B              heritage op.cit.

Science Earmarks

05         3.6 B                 FY06 HRpt 109-86 <- who read
05         2.1 B                 AAAS estimate from passed bills
04         1.9 B                 AAAS op.cit.
03         1.4 B                 AAAS op.cit.
02         1.5 B                 AAAS op.cit

Other sources

Higer education chronicle.com/stats/pork/

Nasa [01 0.351 B] www.spaceref.com/news/viewsr.html?pid=2612

Early Source: www.heritage.org/Research/Budget/BG1266.cfm

Details 85-99

85   8.75 B
90   9.33 B
95  10.93 B
98  10.30 B
99  13.40 B