Long ys short Duration Missions Figure 3. Outside Communications igure 5. Recreation Leisure Long vs Short Duration and Long vs short Duration and 11 Missions Combined All Missions Combined 0.10 0.90 000 3rd 080 0.10+ 0咒 040 40 030 50 020 0.10 60 000 Mission Quarte Mission Quarter --Long---Short- Combined ◆ Long-Short一 CombinedLong vs Short Duration Missions Short Duration Missions