Cobol
Years experience on platform	Number	Average
2	5	R21 787
3	4	R18 317
5	2	R19 964
8	2	R19 792
9	1	R33 417
10	3	R37 330
12	2	R41 434
15	4	R36 188
19	1	R33 333
20<	3	R29 167