>584</span> records</span>
<span id="cb2-5"><a href="#cb2-5" aria-hidden="true"></a>  Total number of pairs<span class="op">:</span><span class="st"> </span><span class="dv">170</span> <span class="dv">236</span> pairs</span>
<span id="cb2-6"><a href="#cb2-6" aria-hidden="true"></a></span>
<span id="cb2-7"><a href="#cb2-7" aria-hidden="true"></a>         .x  .y</span>
<span id="cb2-8"><a href="#cb2-8" aria-hidden="true"></a>     <span class="dv">1</span><span class="op">:</span><span class="st">   </span><s