-@item @code{UCOUNT}
-@item @code{U}@i{area}@code{PCT} or @code{U}@i{area}@code{PCT.COUNT}
-@item @code{U}@i{area}@code{PCT.VALIDN}
-@item @code{U}@i{area}@code{PCT.TOTALN}
-@item @code{UMEAN}
-@item @code{UMEDIAN}
-@item @code{UMISSING}
-@item @code{UMODE}
-@item @code{U}@i{area}@code{PCT.SUM}
-@item @code{UPTILE} @i{n}
-@item @code{USEMEAN}
-@item @code{USTDDEV}
-@item @code{USUM}
-@item @code{UTOTALN}
-@item @code{UVALIDN}
-@item @code{UVARIANCE}
+@item @code{UCOUNT} (``Unweighted Count'')
+@item @code{U}@i{area}@code{PCT} or @code{U}@i{area}@code{PCT.COUNT} (``Unweighted @i{Area} %'')
+@item @code{U}@i{area}@code{PCT.VALIDN} (``Unweighted @i{Area} Valid N %'')
+@item @code{U}@i{area}@code{PCT.TOTALN} (``Unweighted @i{Area} Total N %'')
+@item @code{UMEAN} (``Unweighted Mean'')
+@item @code{UMEDIAN} (``Unweighted Median'')
+@item @code{UMISSING} (``Unweighted Missing'')
+@item @code{UMODE} (``Unweight Mode'')
+@item @code{U}@i{area}@code{PCT.SUM} (``Unweighted @i{Area} Sum %'')
+@item @code{UPTILE} @i{n} (``Unweighted Percentile @i{n}'')
+@item @code{USEMEAN} (``Unweighted Std Error of Mean'')
+@item @code{USTDDEV} (``Unweighted Std Deviation'')
+@item @code{USUM} (``Unweighted Sum'')
+@item @code{UTOTALN} (``Unweighted Total N'')
+@item @code{UVALIDN} (``Unweighted Valid N'')
+@item @code{UVARIANCE} (``Unweighted Variance'')