| Country |
200 |
2015 |
2030 Est. |
| China[B] |
1270 |
1376 |
1416 |
| India |
1053 |
1311 |
1528 |
| United States |
283 |
322 |
356 |
| Indonesia |
212 |
258 |
295 |
| Pakistan |
136 |
208 |
245 |
| Brazil |
176 |
206 |
228 |
| Nigeria |
123 |
182 |
263 |
| Bangladesh |
131 |
161 |
186 |
| Russia |
146 |
146 |
149 |
| Mexico |
103 |
127 |
148 |
| World total |
6127 |
7349 |
8501 |