creo7 config.pro option documentation for: INTF2D_OUT_ACAD_BRK_TBL_W_BL_LN 
intf2d_out_acad_brk_tbl_w_bl_ln
yes
, no
*
Controls the visibility of the blanked lines of tables in drawings exported to the DXF and DWG formats.
yes
- Exports tables with blanked lines as separate entities.
no
- Exports the tables in the drawings without blanking the lines.