sport                              competition name                                  competing entities     age groups                                          held every
0            aquatics      fina world junior swimming championships                                         individuals  17 or younger                                           two years
1           athletics  iaaf world junior championships in athletics                                         individuals        18 - 19                                           two years
2           athletics   iaaf world youth championships in athletics                                         individuals  17 or younger                                           two years
3           badminton                bwf world junior championships                                         individuals  19 or younger                                            one year
4               bandy               bandy world championship u - 23                                             nations     under - 23                                           two years
5               bandy               bandy world championship u - 19                                             nations     under - 19                                           two years
6               bandy               bandy world championship u - 17                                             nations     under - 17                                           two years
7               bandy               bandy world championship u - 15                                             nations     under - 15                                           two years
8            baseball            world junior baseball championship                                             nations     under - 18               one year through 2000 , now two years
9            baseball             world youth baseball championship                                             nations     under - 16  one year through 1998 , two years starting in 2001
10           baseball                       big league world series                                         communities        16 - 18                                            one year
11           baseball                    senior league world series                                         communities        14 - 16                                            one year
12           baseball                    junior league world series                                         communities        13 - 15                                            one year
13           baseball                    little league world series                                         communities  13 or younger                                            one year
14         basketball            fiba under - 21 world championship                                             nations  21 or younger                               four years until 2005
15         basketball            fiba under - 19 world championship                                             nations  19 or younger               four years until 2007 , now two years
16         basketball            fiba under - 17 world championship                                             nations  17 or younger                                           two years
17         basketball           fiba 3x3 u - 18 world championships                                             nations  18 or younger                                                year
18            cricket                      u - 19 cricket world cup                                             nations  19 or younger                                           two years
19     figure skating     world junior figure skating championships                                         individuals        13 - 19                                            one year
20  football (soccer)                         fifa u - 20 world cup                                             nations  20 or younger                                           two years
21  football (soccer)                         fifa u - 17 world cup                                             nations  17 or younger                                           two years
22         ice hockey                   iihf world u20 championship                                             nations  20 or younger                                                year
23         ice hockey                  iihf world u18 championships                                             nations  18 or younger                                                year
24           lacrosse       under - 19 world lacrosse championships                                             nations  19 or younger                                          four years
25             rowing             junior world rowing championships                                             nations  18 or younger                                                year
26        rugby union                 irb junior world championship                                             nations  20 or younger                                                year
27        rugby union             under 19 rugby world championship                                             nations  19 or younger                                                year
28        rugby union             under 21 rugby world championship                                             nations  21 or younger                                                year
29      speed skating      world junior speed skating championships                             individuals and nations  19 or younger                                            one year
30      speed skating            isu junior world cup speed skating                             individuals and nations  19 or younger                                            one year
31            sailing        isaf youth sailing world championships                                             nations    under 19 's                                            annually
32            sailing               isaf classes world championship  held in the optimist , splash , zoom , rs tera etc  19 or younger                                             various
33       table tennis       world junior table tennis championships                             individuals and nations  18 or younger                                            one year
34         volleyball   men 's junior volleyball world championship                                             nations  21 or younger                                           two years
35         volleyball      boys youth volleyball world championship                                             nations  19 or younger                                           two years

Table as JSON:
{"sport":{"0":"aquatics","1":"athletics","2":"athletics","3":"badminton","4":"bandy","5":"bandy","6":"bandy","7":"bandy","8":"baseball","9":"baseball","10":"baseball","11":"baseball","12":"baseball","13":"baseball","14":"basketball","15":"basketball","16":"basketball","17":"basketball","18":"cricket","19":"figure skating","20":"football (soccer)","21":"football (soccer)","22":"ice hockey","23":"ice hockey","24":"lacrosse","25":"rowing","26":"rugby union","27":"rugby union","28":"rugby union","29":"speed skating","30":"speed skating","31":"sailing","32":"sailing","33":"table tennis","34":"volleyball","35":"volleyball"},"competition name":{"0":"fina world junior swimming championships","1":"iaaf world junior championships in athletics","2":"iaaf world youth championships in athletics","3":"bwf world junior championships","4":"bandy world championship u - 23","5":"bandy world championship u - 19","6":"bandy world championship u - 17","7":"bandy world championship u - 15","8":"world junior baseball championship","9":"world youth baseball championship","10":"big league world series","11":"senior league world series","12":"junior league world series","13":"little league world series","14":"fiba under - 21 world championship","15":"fiba under - 19 world championship","16":"fiba under - 17 world championship","17":"fiba 3x3 u - 18 world championships","18":"u - 19 cricket world cup","19":"world junior figure skating championships","20":"fifa u - 20 world cup","21":"fifa u - 17 world cup","22":"iihf world u20 championship","23":"iihf world u18 championships","24":"under - 19 world lacrosse championships","25":"junior world rowing championships","26":"irb junior world championship","27":"under 19 rugby world championship","28":"under 21 rugby world championship","29":"world junior speed skating championships","30":"isu junior world cup speed skating","31":"isaf youth sailing world championships","32":"isaf classes world championship","33":"world junior table tennis championships","34":"men 's junior volleyball world championship","35":"boys youth volleyball world championship"},"competing entities":{"0":"individuals","1":"individuals","2":"individuals","3":"individuals","4":"nations","5":"nations","6":"nations","7":"nations","8":"nations","9":"nations","10":"communities","11":"communities","12":"communities","13":"communities","14":"nations","15":"nations","16":"nations","17":"nations","18":"nations","19":"individuals","20":"nations","21":"nations","22":"nations","23":"nations","24":"nations","25":"nations","26":"nations","27":"nations","28":"nations","29":"individuals and nations","30":"individuals and nations","31":"nations","32":"held in the optimist , splash , zoom , rs tera etc","33":"individuals and nations","34":"nations","35":"nations"},"age groups":{"0":"17 or younger","1":"18 - 19","2":"17 or younger","3":"19 or younger","4":"under - 23","5":"under - 19","6":"under - 17","7":"under - 15","8":"under - 18","9":"under - 16","10":"16 - 18","11":"14 - 16","12":"13 - 15","13":"13 or younger","14":"21 or younger","15":"19 or younger","16":"17 or younger","17":"18 or younger","18":"19 or younger","19":"13 - 19","20":"20 or younger","21":"17 or younger","22":"20 or younger","23":"18 or younger","24":"19 or younger","25":"18 or younger","26":"20 or younger","27":"19 or younger","28":"21 or younger","29":"19 or younger","30":"19 or younger","31":"under 19 's","32":"19 or younger","33":"18 or younger","34":"21 or younger","35":"19 or younger"},"held every":{"0":"two years","1":"two years","2":"two years","3":"one year","4":"two years","5":"two years","6":"two years","7":"two years","8":"one year through 2000 , now two years","9":"one year through 1998 , two years starting in 2001","10":"one year","11":"one year","12":"one year","13":"one year","14":"four years until 2005","15":"four years until 2007 , now two years","16":"two years","17":"year","18":"two years","19":"one year","20":"two years","21":"two years","22":"year","23":"year","24":"four years","25":"year","26":"year","27":"year","28":"year","29":"one year","30":"one year","31":"annually","32":"various","33":"one year","34":"two years","35":"two years"}}