="r-pr">#&gt;</span> <span style="color: #BCBCBC;"> 5</span> ec'g'    4     <span style="color: #BB0000;">NA</span>    </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> <span style="color: #BCBCBC;"> 6</span> ec'g'    2     <span style="color: #BB0000;">NA</span>    </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> <span style="color: #BCBCBC;"> 7</span> c        4.    5     </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> <span style="color: #BCBCBC;"> 8</span> b,   