compulsory, single

—

<divedepthbegin> sets the shallowest dive depth in metre (as a real number) with which table output shall start.

<tablescope>

—

<divedepthend>, <divedepthstep>, <tablescope>

(see also <tablescope>)

<!-- shallowest depth 9 m to begin with table output -->
<divedepthbegin>9.0</divedepthbegin>