Board Thread:Game Discussion/@comment-188.29.113.142-20160414150653/@comment-26249703-20160414153559

Because not everyone sets in time in every race (my theory, anyway). Since the total time is calculated only when someone has set a time in all 4 races, if someone only tries 3 races and is below you in all 3, they won't be below you overall, as they won't be on the board.