update `vt_DCountry` set `sorter` = 0 where `sorter` >= 1;
UPDATE `vt_DCountry` SET `sorter` = '-1' WHERE `id` = 'SG';
UPDATE `vt_DCountry` SET `sorter` = '-2' WHERE `id` = 'AT';
UPDATE `vt_DCountry` SET `sorter` = '-3' WHERE `id` = 'DE';
UPDATE `vt_DCountry` SET `sorter` = '-4' WHERE `id` = 'CH';