報告された百日咳の症例 (数)
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
| ブラジル | 15,329 | 764 | 1,328 | 477 | 2,257 | 5,400 | 5,211 | 8,338 | 2,920 | 1,208 | 1,804 | 2,232 | 1,423 | 229 | 143 | 246 | 210 | 7,438 |
| ペルー | 1,134 | 68 | 127 | 64 | 56 | 1,173 | 1,373 | 236 | 119 | 143 | 611 | 483 | 414 | 47 | 35 | 4 | 132 | 252 |
| エクアドル | 487 | 482 | | 0 | 3 | 54 | 35 | 9 | 7 | 16 | 60 | 30 | 57 | 8 | 0 | 57 | 185 | 173 |
| コロンビア | 1,961 | 446 | 139 | 344 | 1,010 | 3,289 | 13,682 | 734 | 986 | 536 | 330 | 416 | 347 | 68 | 75 | 111 | 54 | 87 |
| チリ | 59 | 3,554 | 1,213 | 794 | 2,582 | 5,762 | 1,964 | 1,125 | 734 | 752 | 849 | 682 | 350 | 62 | 29 | 0 | 424 | 87 |
| ボリビア | 159 | 10 | 1 | 0 | 0 | 0 | 31 | 75 | 11 | 27 | 7 | 21 | 29 | 12 | 0 | 223 | 827 | 55 |
| パラグアイ | 115 | 24 | 13 | 1 | 11 | 44 | 81 | 101 | 32 | 31 | 44 | 53 | 26 | 15 | 5 | 4 | 6 | 7 |
| ウルグアイ | 161 | 0 | 0 | 36 | 639 | 598 | 323 | 0 | 777 | 371 | 293 | 187 | 69 | 22 | 44 | 6 | 24 | 7 |
| ガイアナ | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | 0 | 0 | 0 |
| ベネズエラ（ボリバル共和国） | 1,389 | 555 | 836 | 0 | 3 | 8 | 6 | 1 | 0 | 2 | 21 | 144 | 217 | 1 | 0 | 0 | 0 | 0 |
| スリナム | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 13 | 0 | 0 | | | 1 | 4 | 0 | 33 | 0 | 0 |
| アルゼンチン | 2,012 | 515 | 2,060 | 804 | 3,185 | 1,239 | 1,112 | 561 | 975 | 1,686 | 864 | 900 | 975 | 162 | 174 | 196 | 605 | |