Name	Value	Description
cdrExtrudeSmallBack	0	Specifies small, back extrustion
cdrExtrudeSmallFront	1	Specifies small, front extrusion
cdrExtrudeBigBack	2	Specifies big, back extrusion
cdrExtrudeBigFront	3	Specifies big, front extrusion
cdrExtrudeBackParallel	4	Specifies back, parallel extrusion
cdrExtrudeFrontParallel	5	Specifies front, parallel extrusion