⇣ ngnbgn ⇣ngn100bgn00013ngn500bgn00063ngn1000bgn00126ngn2000bgn00253ngn5000bgn00631ngn10000bgn01263⇣ ngnbgn ⇣ngn1,00000bgn126ngn5,00000bgn631ngn10,00000bgn1263ngn25,00000bgn3157ngn50,00000bgn6315ngn100,00000bgn12629