Complex sentence: In late 2006, however, this sector employs 6,478 people in more than a thousand of employer, employee headcount rose sharply since 2001, as it created a total of 627 additional jobs (more than 10% of the workforce) since that date.
Split into simpler sentences: In late 2006, however, this sector employed 6,478 people in more than 1,000 establishments. Employee headcounts have risen sharply since 2001 as there have been a total of 627 additional jobs (more than 10% of the workforce) since that date.