| Name | Description | Type | Additional information | 
|---|---|---|---|
| USER_ID | string | 
                             None.  | 
                |
| CON_ID | string | 
                             None.  | 
                |
| TIME_START | string | 
                             None.  | 
                |
| TIME_END | string | 
                             None.  | 
                |
| CATEGORY_NUM | integer | 
                             None.  | 
                |
| CATEGORY_STR | string | 
                             None.  | 
                |
| CATEGORY_ANSWER | string | 
                             None.  | 
                |
| BRING_ANSWER | string | 
                             None.  | 
                |
| RESPONSE_TIME | decimal number | 
                             None.  | 
                |
| MISS_COUNT | integer | 
                             None.  |