<table border="1" width="80%>
<caption>Recommended Illumination</caption>
<tr><th>Area</th><th> Lumens/sq metre<br>(lux)</th><th> Lumens/sq foot<br>(rounded up)</th></tr>
<tr><td> Heads/Companionways </td><td>200-500</td><td>19-47</td></tr>
<tr><td> Berths </td><td>550-1100</td><td>52-103</td></tr>