What follows is a reference for the codes you can use in your 
configuration file to specify which columns to show in various report.
	| Code Letter | Meaning | 
	| HN | Host name | 
	| HU | Host URL | 
	| PS | Program start time | 
	| FR | Time of first request | 
	| LR | Time of last request | 
	| L7 | Time last 7 days starts after (Old versions of Analog, only) | 
	| E7 | Time last 7 days lasts until | 
	| SR | Successful server requests | 
	| S7 | Successful requests in last 7 days | 
	| PR | Successful requests for pages | 
	| P7 | Successful requests for pages in last 7 days | 
	| FL | Failed requests | 
	| F7 | Failed requests in last 7 days | 
	| RR | Redirected requests | 
	| R7 | Redirected requests in last 7 days | 
	| NC | Lines without status code | 
	| C7 | Lines without status code in last 7 days | 
	| NF | Distinct files requested | 
	| N7 | Distinct files requested in last 7 days | 
	| NH | Distinct hosts served | 
	| H7 | Distinct hosts served in last 7 days | 
	| CL | Corrupt lines in the logfile | 
	| UL | Unwanted lines in the logfile | 
	| BT | Total data transferred | 
	| B7 | Total data transferred in last 7 days | 
	| VE | Analog version string |