QZ621</span>, method <span class="op">=</span> <span class="st">"count"</span><span class="op">)</span> <span class="op"><a href="../reference/pipe.html">%&gt;%</a></span> 
  <span class="fu"><a href="https://rdrr.io/r/utils/head.html" class="external-link">head</a></span><span class="op">(</span><span class="op">)</span>
<span class="co">#&gt;   investor  asset quantity    price            datetime RG_count RL_count</span>
<span class="co">#&gt; 1    QZ621  DAX2S        0 0.000000 2012-02-22 11:36:00      