1980

1981

1982

1983

1984

1985

1986

1987

1988

1989

1990

1991

1992

1993

1994

1995

1996

Total

Temp vasas staying in US

130

112

130

155

164

205

193

278

327

368

473

732

893

944

743

704

949

9390

%

3.5

3.0

3.4

4.2

4.3

5.5

5.1

7.1

7.7

8.5

10.5

15.0

17.6

17.4

13.5

12.3

15.8

7.6

Temp vasas leaving US

108

97

146

100

108

122

126

128

150

155

267

281

287

310

303

313

334

5278

%

2.9

2.6

3.8

2.7

2.8

3.3

3.3

3.3

3.5

3.6

5.9

5.8

5.7

5.7

5.5

5.5

5.5

4.3

Total temporary residents

299

278

341

335

355

417

417

523

596

662

922

1108

1252

1317

1118

1084

1341

17095

%

8.0

7.4

8.8

9.1

9.3

11.3

11.0

13.4

14.0

15.3

20.5

22.8

24.7

24.3

20.2

18.9

22.3

13.8

Postdoctoral appointments

2159

2118

2169

2098

2125

2095

2190

2255

2498

2502

2665

2872

3009

3204

3228

3319

3454

65744

%

57.7

56.5

56.1

56.8

55.7

56.7

57.8

57.6

58.6

57.9

59.2

59.0

59.5

59.0

58.4

57.9

57.4

53.0

Time to degree

6.5

6.6

6.9

7.0

7.3

7.3

7.3

7.5

7.6

7.5

7.7

7.7

7.8

7.9

7.9

7.9

7.8

 

Median age at time of degree

29.4

29.5

29.8

30.0

30.5

30.7

30.9

30.8

31.2

31.3

31.4

31.4

31.6

31.4

31.4

31.5

31.5

 



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