⇣ copbnd ⇣cop100bnd00004cop500bnd00018cop1000bnd00035cop2000bnd00071cop5000bnd00177cop10000bnd00354⇣ copbnd ⇣cop1,00000bnd03542cop5,00000bnd177cop10,00000bnd354cop25,00000bnd886cop50,00000bnd1771cop100,00000bnd3542