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| Age |
Boys |
Girls |
| Birth |
3.3 kg |
3.2 kg |
| 1 Month |
4.5 kg |
4.2 kg |
| 2 Months |
5.6 kg |
5.1 kg |
| 3 Months |
6.4 kg |
5.8 kg |
| 4 Months |
7.0 kg |
6.4 kg |
| 5 Months |
7.5 kg |
6.9 kg |
| 6 Months |
7.9 kg |
7.3 kg |
| 7 Months |
8.3 kg |
7.6 kg |
| 8 Months |
8.6 kg |
7.9 kg |
| 9 Months |
8.9 kg |
8.2 kg |
| 10 Months |
9.2 kg |
8.5 kg |
| 11 Months |
9.4 kg |
8.7 kg |
| 12 Months |
9.6 kg |
8.9 kg |
| 13 Months |
9.9 kg |
9.2 kg |
| 14 Months |
10.1 kg |
9.4 kg |
| 15 Months |
10.3 kg |
9.6 kg |
| 16 Months |
10.5 kg |
9.8 kg |
| 17 Months |
10.7 kg |
10.0 kg |
| 18 Months |
10.9 kg |
10.2 kg |
| 19 Months |
11.1 kg |
10.4 kg |
| 20 Months |
11.3 kg |
10.6 kg |
| 21 Months |
11.5 kg |
10.9 kg |
| 22 Months |
11.8 kg |
11.1 kg |
| 23 Months |
12.0 kg |
11.3 kg |
| 2 Years |
12.2 kg |
11.5 kg |
| 3 Years |
14.3 kg |
13.9 kg |
| 4 years |
16.3 kg |
16.1 kg |
| 5 years |
18.3 kg |
18.2 kg |
| 6 years |
20.5 kg |
20.2 kg |
| 7 years |
22.9 kg |
22.4 kg |
| 8 years |
25.4 kg |
25.0 kg |
| 9 years |
28.1 kg |
28.2 kg |
| 10 years |
31.2 kg |
31.9 kg |
