an> 4     1     1     1     1     1     1     1     0     0     1     0     1     1</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 5    NA    NA    NA    NA    NA    NA    NA    NA    NA    NA    NA    NA    NA</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 6    NA    NA    NA    NA    NA    NA    NA    NA    NA    NA    NA    NA    NA</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   lf089 lf090 lf091 lf092 lf093 lf094 lf095 lf096 lf097 lf098 lf099 lf100 lf101</s