select cs_grid_max(Close,2) from Quote_get('IBM');
select cs_grid_min(Close,2) from Quote_get('IBM');
select cs_grid_sum(Close,2) from Quote_get('IBM');
select cs_grid_avg(Close,2) from Quote_get('IBM');
select cs_grid_var(Close,2) from Quote_get('IBM');
select cs_grid_dev(Close,2) from Quote_get('IBM');