country  carbon dioxide emissions per year (10 6 tons) (2006) percentage of global total  avg emission per km 2 of its land (tons)  carbon dioxide emissions per year (tons per person) (2007)
0           china                                                  6103                      21.5%                                       636                                                         4.9
1   united states                                                  5752                      20.2%                                       597                                                        19.3
2          russia                                                  1564                       5.5%                                        91                                                        11.6
3           india                                                  1510                       5.3%                                       459                                                         1.4
4           japan                                                  1293                       4.6%                                      3421                                                         9.8
5         germany                                                   805                       2.8%                                      2254                                                         9.6
6  united kingdom                                                   568                       2.0%                                      2338                                                         8.9
7          canada                                                   544                       1.9%                                        54                                                        16.5
8     south korea                                                   475                       1.7%                                      4758                                                        10.5

Table as JSON:
{"country":{"0":"china","1":"united states","2":"russia","3":"india","4":"japan","5":"germany","6":"united kingdom","7":"canada","8":"south korea"},"carbon dioxide emissions per year (10 6 tons) (2006)":{"0":6103,"1":5752,"2":1564,"3":1510,"4":1293,"5":805,"6":568,"7":544,"8":475},"percentage of global total":{"0":"21.5%","1":"20.2%","2":"5.5%","3":"5.3%","4":"4.6%","5":"2.8%","6":"2.0%","7":"1.9%","8":"1.7%"},"avg emission per km 2 of its land (tons)":{"0":636,"1":597,"2":91,"3":459,"4":3421,"5":2254,"6":2338,"7":54,"8":4758},"carbon dioxide emissions per year (tons per person) (2007)":{"0":4.9,"1":19.3,"2":11.6,"3":1.4,"4":9.8,"5":9.6,"6":8.9,"7":16.5,"8":10.5}}