how many more silvers did italy win compared to the united states?
3
col : pos | country: | gold: | silver: | bronze: | total: row 1 : 1 | italy (ita) | 3 | 3 | 1 | 7 row 2 : 2 | united states (usa) | 3 | 0 | 1 | 4 row 3 : 3 | poland (pol) | 1 | 3 | 3 | 7 row 4 : 4 | soviet union (urs) | 1 | 2 | 2 | 5 row 5 : 5 | hungary (hun) | 1 | 0 | 0 | 1 row 6 : 5 | czechoslovakia (tch) | 1 | 0 | 1 | 2 row 7 : 7 | ghana (gha) | 0 | 1 | 0 | 1 row 8 : 7 | south africa (rsa) | 0 | 1 | 1 | 2 row 9 : 9 | great britain (gbr) | 0 | 0 | 3 | 3 row 10 : 10 | australia (aus) | 0 | 0 | 2 | 2 row 11 : 11 | japan (jpn) | 0 | 0 | 1 | 1 row 12 : 11 | united arab republic (egy) | 0 | 0 | 1 | 1 row 13 : 11 | finland (fin) | 0 | 0 | 1 | 1 row 14 : 11 | argentina (arg) | 0 | 0 | 1 | 1 row 15 : 11 | romania (rou) | 0 | 0 | 1 | 1 row 16 : 11 | germany (eua) | 0 | 0 | 1 | 1
how many more silvers did italy win compared to the united states?
Pos Country: Gold: Silver: Bronze: Total:
1 Italy (ITA) 3 3 1 7
2 United States (USA) 3 0 1 4
3 Poland (POL) 1 3 3 7
4 Soviet Union (URS) 1 2 2 5
5 Hungary (HUN) 1 0 0 1
5 Czechoslovakia (TCH) 1 0 1 2
7 Ghana (GHA) 0 1 0 1
7 South Africa (RSA) 0 1 1 2
9 Great Britain (GBR) 0 0 3 3
10 Australia (AUS) 0 0 2 2
11 Japan (JPN) 0 0 1 1
11 United Arab Republic (EGY) 0 0 1 1
11 Finland (FIN) 0 0 1 1
11 Argentina (ARG) 0 0 1 1
11 Romania (ROU) 0 0 1 1
11 Germany (EUA) 0 0 1 1
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