rank      country / territory / entity  population % of world population                      region
0      1                      vatican city         839                    0%                      europe
1      2                             nauru        9434             1.0e - 4%                     oceania
2      3                            tuvalu       10698             1.0e - 4%                     oceania
3      4                             palau       21108             3.0e - 4%                     oceania
4      5                        san marino       32448             5.0e - 4%                      europe
5      6                            monaco       36136             5.0e - 4%                      europe
6      7                     liechtenstein       37009             5.0e - 4%                      europe
7      8             saint kitts and nevis       51134             7.0e - 4%                   caribbean
8      9                  marshall islands       69747                0.001%                     oceania
9     10                          dominica       73286                0.001%                   caribbean
10    11                           andorra       85293               0.0012%                      europe
11    12               antigua and barbuda       90156               0.0013%                   caribbean
12    13                        seychelles       90846               0.0013%       africa - indian ocean
13    14  saint vincent and the grenadines      103220               0.0014%                   caribbean
14    15                          kiribati      103248               0.0014%                     oceania
15    16    federated states of micronesia      106104               0.0015%                     oceania
16    17                             tonga      106322               0.0015%                     oceania
17    18                           grenada      109590               0.0015%                   caribbean
18    19                       saint lucia      162781               0.0023%                   caribbean
19    20             são tomé and príncipe      186817               0.0026%     africa - atlantic ocean
20    21                             samoa      195476               0.0027%                     oceania
21    22                           vanuatu      261565               0.0037%                     oceania
22    23                          barbados      288725                0.004%                   caribbean
23    24                           iceland      315281               0.0044%                      europe
24    25                           bahamas      319031               0.0045%                   caribbean
25    26                            belize      334297               0.0047%             central america
26    27                          maldives      393988               0.0055%         asia - indian ocean
27    28                             malta      411277               0.0058%  europe - mediterranean sea
28    29                            brunei      415717               0.0058%                        asia

Table as JSON:
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