| Column Name | Data Type | Description | 
| available_size_kb | NUMBER | Available size in KiB | 
| log_date | DATE | Log date | 
| nap_volume_id | NUMBER | Volume ID | 
| System_name | STRING | System Name | 
| total_size_kb | NUMBER | Total size in KiB | 
| used_size_kb | NUMBER | Used size in KiB | 
| volume_name | STRING | Volume Name |