Fill in the Blanks SoccerOnline version You have to complete in the spaces by Maria Jose Medina Guato 1 English is more than any of the top team sports Eli Ben - Naim of the National Laboratory and his colleagues analyzed the results of over 300 , 000 of The is not all bad news for enthusiasts of . It seems that soccer has become less and more predictable over the past . This suggests that strong teams are becoming stronger and the chance of an upset is lessening . On average , the underdog wins percent of the time in soccer , but this figure is sliding . In contrast , the frequency of upsets in is increasing . has overtaken soccer in the past ten years to become the more exciting sport . However , the survey did not analyze the worldwide fever produced by soccer's .