>Makes me wonder how many are employed using the knowledge gained in this specific career field?
I have been wondering about that, too. But I have insufficient data.
In Cochabamba, we have only started our 3rd. semester, so we didn't yet have people finish the networking course (our main course - here, we also offer 1-semester courses in Unix, and in Network Operating Systems).
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)