Table:
December 31

2019	2 0 1 8

U.S. $ in thousands

Operating loss carryforward	73,260	57,768

Net deferred tax asset before valuation allowance	19,911	15,916

Valuation allowance	(19,911)	(15,916)

Net deferred tax asset	795	772

Recognize the table in the presented picture and represent it in the latex-format.

\begin{tabular}{|c|c|c|}
\hline
  & December 31 &    \\
\hline
  & 2019 & 2 0 1 8   \\
\hline
  & U.S. \$ in thousands &    \\
\hline
 Operating loss carryforward & 73,260 & 57,768   \\
\hline
 Net deferred tax asset before valuation allowance & 19,911 & 15,916   \\
\hline
 Valuation allowance & (19,911) & (15,916)   \\
\hline
 Net deferred tax asset & 795 & 772   \\
\hline
\end{tabular}