brazil-12
germany-11
spain-10
belgium-9
peru-8
icealand-7
serbia-6
croatia-5
egypt-4
denmark-3
nigeria-2
australia-1

Total number of goals during the first match day= 5 goals
Total number of goals during the second match day= 5 goals
Total number of goals during the third match day= 5 goals
Total number of goals during the complete tournament= 191 goals