FY1999	FY2000	FY2001	FY2002
Research and Related Activities (R&RA)	Mathematical and Physical Sciences	764	756	851	922
	Engineering	386	380	421	468
	Biological Sciences	413	415	485	509
	Geosciences	489	487	562	611
	Computer and Info. Science and Eng.	319	390	478	516
	Social, Behavioral and Econ. Scis.	145	143	164	169
	US Polar Programs	249	254	273	298
	Critical Technologies Institute	4	0	0	0
	Integrative Activities	0	130	98	107
	Total Research and Related Activities	2,770	2,955	3,343	3,599
	Major Research Equipment	90	95	122	139
	Education and Human Resources R&D	95	108	139	140
	Less Non-R&D in R&RA *	-171	-303	-325	-350
	Total NSF R&D	2,784	2,854	3,279	3,527
Non-R&D Programs and Activities	Non-R&D in R&RA *	171	303	325	350
	Other Education and Human Res.	567	586	646	735
	Salaries and Expenses	144	148	161	170
	Inspector General	5	5	6	7
	Total NSF Non-R&D Activities	888	1,043	1,138	1,262
Total NSF Budget		3,671	3,897	4,417	4,789