how many times is the host country the same country that won silver?
5
col : year | host | gold | silver | bronze row 1 : 1976 | paraguay (asunción) | brazil | paraguay | argentina row 2 : 1981 | peru (lima) | brazil | colombia | argentina row 3 : 1986 | colombia (cúcuta) | brazil | colombia | peru row 4 : 1987 | argentina (mar del plata) | argentina | brazil | chile row 5 : 1990 | ecuador (ibarra) | brazil | argentina | ecuador row 6 : 1992 | chile (santiago) | brazil | argentina | colombia row 7 : 1995 | brazil (são roque) | colombia | brazil | argentina row 8 : 1996 | ecuador (quito) | argentina | brazil | colombia row 9 : 1998 | chile (ancud) | brazil | argentina | bolivia row 10 : 2000 | venezuela (san felipe) | brazil | argentina | venezuela row 11 : 2002 | chile (santiago) | ecuador | chile | paraguay row 12 : 2004 | bolivia (quillacollo) | brazil | argentina | bolivia row 13 : 2005 | paraguay (asunción) | argentina | brazil | paraguay row 14 : 2007 | venezuela (guanare) | venezuela | argentina | brazil row 15 : 2009 | chile (santiago) | brazil | chile | argentina row 16 : 2011 | colombia (pasto) | colombia | argentina | brazil row 17 : 2013 | ecuador (portoviejo) | brazil | argentina | chile
how many times is the host country the same country that won silver?
Year Host Gold Silver Bronze
1976 Paraguay (Asunción) Brazil Paraguay Argentina
1981 Peru (Lima) Brazil Colombia Argentina
1986 Colombia (Cúcuta) Brazil Colombia Peru
1987 Argentina (Mar del Plata) Argentina Brazil Chile
1990 Ecuador (Ibarra) Brazil Argentina Ecuador
1992 Chile (Santiago) Brazil Argentina Colombia
1995 Brazil (São Roque) Colombia Brazil Argentina
1996 Ecuador (Quito) Argentina Brazil Colombia
1998 Chile (Ancud) Brazil Argentina Bolivia
2000 Venezuela (San Felipe) Brazil Argentina Venezuela
2002 Chile (Santiago) Ecuador Chile Paraguay
2004 Bolivia (Quillacollo) Brazil Argentina Bolivia
2005 Paraguay (Asunción) Argentina Brazil Paraguay
2007 Venezuela (Guanare) Venezuela Argentina Brazil
2009 Chile (Santiago) Brazil Chile Argentina
2011 Colombia (Pasto) Colombia Argentina Brazil
2013 Ecuador (Portoviejo) Brazil Argentina Chile
5