⇣ copbnd ⇣cop100bnd00004cop500bnd00018cop1000bnd00035cop2000bnd00070cop5000bnd00175cop10000bnd00350⇣ copbnd ⇣cop1,00000bnd03503cop5,00000bnd175cop10,00000bnd350cop25,00000bnd876cop50,00000bnd1752cop100,00000bnd3503