Table:
1991 to 2000
2000 to 2015
2000 to 2015 less 1991 to 2000

percent per year

aggregate labour productivity growth
3.55
0.34
-3.21

contributions of

reallocation
0.70
-0.02
-0.72

within-firm productivity growth
2.85
0.36
-2.49

Statement: the improved reallocation at the three-digit naics level contributed 0.70% per year to aggregate labour productivity growth for the period of 1991 to 2000.
Question: what was the percent per year of the improved reallocation at the three-digit naics level contributed to aggregate labour productivity growth for the period of 1991 to 2000?
Answer: [0.7]