how many countries won at least 2 medals in sailing?
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col : rank | nation | gold | silver | bronze | total row 1 : 1 | great britain (gbr) | 2 | 1 | 2 | 5 row 2 : 2 | brazil (bra) | 2 | 0 | 0 | 2 row 3 : 3 | spain (esp) | 1 | 2 | 0 | 3 row 4 : 4 | austria (aut) | 1 | 1 | 0 | 2 row 5 : 4 | greece (gre) | 1 | 1 | 0 | 2 row 6 : 4 | united states (usa) | 1 | 1 | 0 | 2 row 7 : 7 | france (fra) | 1 | 0 | 1 | 2 row 8 : 7 | israel (isr) | 1 | 0 | 0 | 1 row 9 : 7 | norway (nor) | 1 | 0 | 0 | 1 row 10 : 10 | ukraine (ukr) | 0 | 2 | 0 | 2 row 11 : 11 | china (chn) | 0 | 1 | 0 | 1 row 12 : 11 | czech republic (cze) | 0 | 1 | 0 | 1 row 13 : 11 | canada (can) | 0 | 1 | 0 | 1 row 14 : 14 | denmark (den) | 0 | 0 | 2 | 2 row 15 : 15 | argentina (arg) | 0 | 0 | 1 | 1 row 16 : 15 | italy (ita) | 0 | 0 | 1 | 1 row 17 : 15 | japan (jpn) | 0 | 0 | 1 | 1 row 18 : 15 | poland (pol) | 0 | 0 | 1 | 1 row 19 : 15 | slovenia (slo) | 0 | 0 | 1 | 1 row 20 : 15 | sweden (swe) | 0 | 0 | 1 | 1 row 21 : total |  | 11 | 11 | 11 | 33
how many countries won at least 2 medals in sailing?
Rank Nation Gold Silver Bronze Total
1 Great Britain (GBR) 2 1 2 5
2 Brazil (BRA) 2 0 0 2
3 Spain (ESP) 1 2 0 3
4 Austria (AUT) 1 1 0 2
4 Greece (GRE) 1 1 0 2
4 United States (USA) 1 1 0 2
7 France (FRA) 1 0 1 2
7 Israel (ISR) 1 0 0 1
7 Norway (NOR) 1 0 0 1
10 Ukraine (UKR) 0 2 0 2
11 China (CHN) 0 1 0 1
11 Czech Republic (CZE) 0 1 0 1
11 Canada (CAN) 0 1 0 1
14 Denmark (DEN) 0 0 2 2
15 Argentina (ARG) 0 0 1 1
15 Italy (ITA) 0 0 1 1
15 Japan (JPN) 0 0 1 1
15 Poland (POL) 0 0 1 1
15 Slovenia (SLO) 0 0 1 1
15 Sweden (SWE) 0 0 1 1
Total 11 11 11 33
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