Table:
region, country, or economy
u.s. share of region's, country's, or economy's international articles
region's, country's, or economy's share of u.s. international articles

world
39.3
na

china
45.9
19.8

united kingdom
29.5
13

germany
28.7
11.4

canada
44.3
10.5

france
25.1
7.7

italy
29
6.6

australia
28.9
5.9

japan
32.7
5.5

south korea
49.2
5.2

spain
24.8
4.9

netherlands
29.9
4.7

switzerland
30.1
4.2

india
32.8
3.4

brazil
34.8
3.4

sweden
27.6
3

Statement: data on international collaboration of other countries indicate that publications from authors from south korea are notable for having high collaboration rates with u.s. authors of 49%.
Question: how many percent did data on international collaboration of other countries indicate that publications from authors from south korea are notable for having high collaboration rates with u.s. authors?
Answer: [49.2]