What be does the least amount silver medal won by Total more than 1 bronze and more than 18 total medal have won?
Rank Nation Gold Silver Bronze Total
1921 World Wrestling Championships
15981100
text text real real real real
2-15981100-1
Medal table
Medal table
1 Finland 6 4 3 13
2 Sweden 0 1 1 2
3 Latvia 0 1 0 1
4 Denmark 0 0 1 1
4 Netherlands 0 0 1 1
Total Total 6 6 6 18
SELECT MIN Silver FROM table WHERE Bronze > 1 AND Nation = total AND Total > 18
1 total 18