ab<span class="op">=</span> <span class="fl">0.7</span>,</span></span>
<span class="r-in"><span>     ylab <span class="op">=</span> <span class="st">"Million Cubic Feet"</span>,</span></span>
<span class="r-in"><span>     ylim <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/Extremes.html" class="external-link">min</a></span><span class="op">(</span><span class="va">w