軍の要員は現役軍人ですが、訓練、組織、装置、および制御が、正規軍を支援したり、正規軍の代わりに使用される可能性がある場合、準軍事部隊を含めます。
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| アンチグアバーブーダ | 200 | 170 | 170 | 180 | 180 | 180 | 180 | 180 | 180 | 0 | 0 | 0 | 0 | |
| バルバドス | 600 | 610 | 610 | 610 | 610 | 610 | 610 | 610 | 610 | 1,000 | 610 | 1,000 | 1,000 | |
| ベリーズ | 1,000 | 1,100 | 1,000 | 1,050 | 1,050 | 1,050 | 1,050 | 1,050 | 1,500 | 1,500 | 2,000 | 1,500 | 2,000 | 2,000 |
| コロンビア | 110,000 | 247,000 | 336,000 | 441,828 | 440,224 | 440,224 | 455,750 | 455,750 | 481,100 | 481,100 | 481,000 | 481,200 | 481,000 | 428,000 |
| コスタリカ | 8,000 | 15,400 | 9,800 | 9,800 | 9,800 | 9,800 | 9,800 | 9,800 | 9,800 | 10,000 | 10,000 | 10,000 | 10,000 | |
| キューバ | 297,000 | 84,500 | 76,000 | 75,500 | 75,500 | 75,500 | 75,500 | 75,500 | 75,500 | 75,500 | 76,000 | 76,000 | 76,000 | 76,000 |
| ドミニカ共和国 | 21,000 | 39,500 | 40,000 | 39,500 | 39,500 | 61,000 | 61,000 | 71,050 | 71,050 | 71,050 | 71,000 | 71,050 | 71,000 | 71,000 |
| エルサルバドル | 55,000 | 28,800 | 16,000 | 32,500 | 32,300 | 32,300 | 32,300 | 41,500 | 41,500 | 41,500 | 42,000 | 41,500 | 42,000 | 42,000 |
| グアテマラ | 43,000 | 52,900 | 48,000 | 34,212 | 42,300 | 42,300 | 42,300 | 43,050 | 43,050 | 43,050 | 43,000 | 43,050 | 43,000 | 43,000 |
| ガイアナ | 4,000 | 3,100 | 3,000 | 2,600 | 1,100 | 1,100 | 1,100 | 3,400 | 3,400 | 3,400 | 3,000 | 3,400 | 3,000 | 3,000 |
| ハイチ | 8,000 | 5,300 | 0 | 50 | 50 | 120 | 120 | 120 | 200 | 0 | 500 | 1,000 | 1,000 | |
| ホンジュラス | 18,000 | 14,300 | 20,000 | 20,000 | 20,000 | 20,000 | 20,000 | 18,700 | 18,700 | 22,700 | 23,000 | 22,950 | 23,000 | 23,000 |
| ジャマイカ | 3,000 | 3,000 | 3,000 | 2,830 | 2,830 | 2,830 | 2,830 | 3,450 | 3,450 | 3,950 | 4,000 | 5,950 | 6,000 | 6,000 |
| メキシコ | 175,000 | 207,800 | 204,000 | 331,750 | 329,750 | 329,750 | 325,450 | 336,050 | 336,050 | 336,050 | 336,000 | 348,000 | 328,000 | 341,000 |
| ニカラグア | 28,000 | 16,000 | 14,000 | 12,000 | 12,000 | 12,000 | 12,000 | 12,000 | 12,000 | 12,000 | 12,000 | 12,000 | 12,000 | 12,000 |
| パナマ | 11,000 | 11,800 | 12,000 | 12,000 | 12,000 | 12,000 | 12,000 | 12,000 | 22,050 | 22,050 | 26,000 | 26,000 | 28,000 | 28,000 |
| スリナム | 4,000 | 2,000 | 2,000 | 1,840 | 1,840 | 1,840 | 1,940 | 1,940 | 1,940 | 1,940 | 2,000 | 1,840 | 2,000 | 2,000 |
| バハマ | 3,200 | 860 | 860 | 850 | 850 | 1,300 | 1,300 | 1,300 | 1,300 | 1,000 | 1,300 | 2,000 | 2,000 | |
| トリニダード・トバゴ | 2,000 | 7,500 | 3,000 | 4,063 | 4,050 | 4,050 | 4,050 | 4,050 | 4,050 | 4,050 | 4,000 | 4,050 | 5,000 | 5,000 |
| ベネズエラ（ボリバル共和国） | 75,000 | 79,000 | 82,000 | 115,000 | 115,000 | 115,000 | 115,000 | 265,000 | 265,000 | 273,000 | 343,000 | 343,000 | 343,000 | 343,000 |