Prepare a set of profile levels for the data below and show the page check.

$\backslash$table$[[$Sta$./$BM$,\backslash$table$[[\backslash$table$[[+],[$Sight$]]]],$HI$,\backslash$table$[[$Sight$]],\backslash$table$[[$Inter$.],[$Fore$-],[$Sight$],[($IFS$)]],$Elev.,$\backslash$table$[[$Adj$.],[$Elev$.]]],[$BM $4,,,8\mathrm{.}28,,,42\mathrm{.}12*],[6+12,,,,7\mathrm{.}91,,],[,6\mathrm{.}89,,,,,],[$TP $3,,,7\mathrm{.}56,,,],[6+04,,,,7\mathrm{.}27,,],[5+50,,,,6\mathrm{.}51,,],[4+80,,,,6\mathrm{.}34,,],[,7\mathrm{.}34,,,,,],[$TP $2,,,4\mathrm{.}45,,,],[3+53,,,,6\mathrm{.}07,,],[3+00,,,,6\mathrm{.}82,,],[2+57,,,,7\mathrm{.}48,,],[1+45,,,,6\mathrm{.}32,,],[,7\mathrm{.}82,,,,,],[$TP $1,,,3\mathrm{.}62,,,],[1+27,,,,2\mathrm{.}28,,],[,6\mathrm{.}67,,,,,],[$BM $3,,,,,,37\mathrm{.}39]]$

What is the percent grade $(\%)$ between stations $4+80$ and $1+27?$

Percent grade

$\%$