Table:
performing sector and source of funds
2010
2011
2012
2013
2014
2015
2016
2017a
2018b

current $millions

all performing sectors
406579
426160
433619
453966
475425
493684
515641
547886
579985

business
278977
294092
302251
322528
340728
355821
374685
400101
422070

federal government
50798
53524
52144
51086
52687
52847
51187
52553
58240

federal intramuralc
31970
34950
34017
33406
34783
34199
31762
32231
36856

ffrdcs
18828
18574
18128
17680
17903
18649
19424
20322
21383

nonfederal government
691
694
665
620
583
595
622
641
641

higher education
58083
60088
60896
61547
62349
64623
67800
71251
74722

other nonprofit organizationsd
18030
17762
17664
18185
19078
19798
21347
23340
24312

all funding sources
406579
426160
433619
453966
475425
493684
515641
547886
579985

business
248124
266422
275718
297168
318383
333208
355545
381137
404231

federal government
126616
127014
123837
120130
118365
119524
116492
120961
127246

nonfederal government
4303
4386
4158
4244
4214
4267
4481
4582
4726

higher education
12262
13103
14300
15378
16210
17299
18484
19723
21120

other nonprofit organizationsd
15275
15235
15607
17046
18254
19386
20640
21482
22662

constant 2012 $millions

all performing sectors
423033
434334
433619
446136
458735
471444
487370
508272
525256

business
290267
299733
302251
316965
328767
339792
354142
371173
382242

federal government
52854
54551
52144
50205
50837
50467
48380
48753
52744

federal intramuralc
33264
35621
34017
32830
33562
32658
30021
29901
33378

ffrdcs
19590
18930
18128
17375
17275
17809
18359
18852
19365

nonfederal government
719
707
665
609
563
568
588
594
580

higher education
60434
61240
60896
60485
60160
61712
64083
66099
67671

other nonprofit organizationsd
18760
18103
17664
17871
18408
18906
20177
21653
22018

all funding sources
423033
434334
433619
446136
458735
471444
487370
508272
525256

business
258165
271531
275718
292043
307206
318197
336051
353580
366087

federal government
131740
129450
123837
118058
114209
114140
110105
112215
115238

nonfederal government
4477
4471
4158
4171
4066
4075
4235
4251
4280

higher education
12758
13354
14300
15112
15640
16520
17470
18297
19127

other nonprofit organizationsd
15893
15528
15607
16752
17614
18513
19508
19929
20523

Statement: u.s. r&d totals of $493.7 billion in 2015.
Question: how many million dollars did u.s. r&d total of in 2015?
Answer: [493684.0]