Table: david_sigachev_2007
Columns: season
series
team_name
races
wins
points
final_placing

Question: What is the fewest amount of races in any season? 
SQL: SELECT MIN("races") FROM david_sigachev_2007

Question: How many races were there when Sigachev had 38 points?
SQL: SELECT MIN("races") FROM david_sigachev_2007 WHERE "points" = '38'

Question: What team was Sigachev on when he had 38 points? 
SQL: SELECT "team_name" FROM david_sigachev_2007 WHERE "points" = '38'

Question: In what season was the final placing NC† and the team SL Formula Racing? 
SQL: SELECT "season" FROM david_sigachev_2007 WHERE "final_placing" = 'NC†' AND "team_name" = 'SL Formula Racing'