As a competitive coach for many years I feel that the emphasis of the routines should always slant toward the base routine (no bonuses). The bonus skills are there for those gymnasts that have that extra skill a little earlier than expected in their development in that level. The intent should...
If it's a half swing there is a -0.3 deduction and a full swing is -0.5. There can also be any form deductions as well, but a lot of the time a judge will only give the "empty" swing deduction.