MARKEL CORP <MAKL> 4TH QTR NET Shr 32 cts vs 18 cts Net 1,200,466 vs 545,670 Revs 8.2 mln vs 6.4 mln Year Shr 1.52 dlrs vs 27 cts Net 4,972,683 vs 1,046,460 Revs 33.3 mln vs 23 mln