READ lang13; upd <2013 2013> jdfvmo + 1000 TIME 2013 2013 ; genr Sk_h_o = 1.67*@Sk_h_o $ ; TIME 2013 2073 ; GENR tsysp1 = @tsysp1*1.0097 $; GENR tsysp2 = @tsysp2*1.0097 $; SIM ;