1980

1981

1982

1983

1984

1985

1986

1987

1988

1989

1990

1991

1992

1993

1994

1995

1996

Total

Temp visas staying in US

167

156

176

191

223

263

264

333

413

476

606

928

1132

1165

960

910

1196

12162

%

3.2

3.0

3.3

3.6

4.1

4.8

4.9

6.2

7.1

8.1

9.8

14.3

16.9

16.8

13.4

12.4

15.5

7.1

Temp visas leaving US

345

358

353

356

344

408

353

352

376

372

571

597

633

658

658

624

650

13145

%

6.7

6.8

6.6

6.8

6.4

7.5

6.6

6.5

6.5

6.3

9.2

9.2

9.5

9.5

9.2

8.5

8.4

7.6

Total temporary residents

650

663

674

719

749

865

806

887

1032

1102

1472

1683

1886

1927

1726

1633

1939

29966

%

12.5

12.5

12.6

13.7

13.8

15.9

15.0

16.4

17.8

18.7

23.7

25.9

28.2

27.8

24.0

22.3

25.5

17.4

Postdoctoral appointments

2425

2395

2474

2400

2491

2486

2588

2647

2946

2949

3162

3371

3497

3656

3731

3768

3940

75709

%

46.8

45.3

46.1

45.6

46.0

45.8

48.3

49.0

50.7

49.9

50.9

51.8

52.3

52.8

51.9

51.5

51.2

44.0

Elapsed time to degree

6.6

6.7

6.9

7.0

7.3

7.3

7.5

7.6

7.7

7.7

7.9

7.9

8.0

8.0

8.0

8.0

8.0

 

Median age at time of degree

29.9

29.8

30.2

30.4

30.8

31.1

31.3

31.4

31.7

31.8

32.0

32.1

32.2

32.0

32.0

32.0

32.0

 



The National Academies | 500 Fifth St. N.W. | Washington, D.C. 20001
Copyright © National Academy of Sciences. All rights reserved.
Terms of Use and Privacy Statement