Table:
2003 to 2009
2009 to 2014

percent

change in technological frontier
-7.0
11.9

percentage points

contribution

high-productivity cohort
-8.4
7.0

low-productivity cohort
4.9
4.2

entrants after 2002
-3.5
0.7

Statement: the contributions of the new entrants were -3.5 percentage points.
Question: what was the percentage points of the contributions of the new entrants?
Answer: [-3.5]