Table: national_football_team_stats_2
Columns: games
wins
draws
losses
goals_for
goals_against
goal_differential

Question: How many draws have 1 win, 1 loss, and a Goal Differential of +1?
SQL: SELECT SUM("draws") FROM national_football_team_stats_2 WHERE "wins" = 1 AND "losses" = 1 AND "goal_differential" = '+1'