an>  <span style="color: #949494; font-style: italic;">&lt;dbl&gt;</span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> <span style="color: #BCBCBC;">1</span>   2.02   3.86  4.93  6.25   8.23</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> <span style="color: #BCBCBC;">2</span>  -<span style="color: #BB0000;">7.06</span>  -<span style="color: #BB0000;">5.60</span> -<span style="color: #BB0000;">3.61</span> -<span style="color: #BB0000;">1.24</span>   2.87</span>
<span class="r-