|   变量  |       极小值  |       极大值  |       均值  |       标准差  |    
|   OC  |       0.29  |       0.99  |       0.35  |       15.04  |    
|   MSO  |       0.00  |       0.89  |       0.14  |       20.29  |    
|   FM  |       2  |       48  |       10.38  |       4.39  |    
|   BS  |       0  |       17  |       8.52  |       1.72  |    
|   IND  |       0  |       7  |       3.16  |       0.56  |    
|   DU  |       0  |       1  |       0.27  |       0.44  |    
|   SIZE  |       6.94  |       12.38  |       9.60  |       0.57  |    
|   ROE  |       −0.28  |       0.90  |       0.082  |       0.06  |