GCAM_region_ID,region
1,USA
2,Africa_Eastern
3,Africa_Northern
4,Africa_Southern
5,Africa_Western
6,Australia_NZ
7,Brazil
8,Canada
9,Central America and Caribbean
10,Central Asia
11,China
12,EU-12
13,EU-15
14,Europe_Eastern
15,Europe_Non_EU
16,European Free Trade Association
17,India
18,Indonesia
19,Japan
20,Mexico
21,Middle East
22,Pakistan
23,Russia
24,South Africa
25,South America_Northern
26,South America_Southern
27,South Asia
28,South Korea
29,Southeast Asia
30,Taiwan
31,Argentina
32,Colombia
33,Global