-relative to the total number of files there are to display, the line
-number, the byte number, and what percentage of the file has been displayed
-if possible. All of these are for the bottom line on the screen.
+relative to the total number of files there are to display, the current
+line number, the current byte number and the total bytes to display, and
+what percentage of the file has been displayed. If
+.I more
+is reading from stdin, or the file is shorter than a single screen, some
+of these items may not be available. Note, all of these items reference
+the first byte of the last line displayed on the screen.