Number of Years

Master’s

Post-Master’s

Doctoral

2

1                 

3

3                 

2                 

4

2                 

5                 

5

18                 

11                 

5

6

20                 

10                 

3

7

10                 

2                 

9

8

2                 

3

9

2

10

1                 

4

14

1