Commodity200620072008200920102011
Telephonic/telegraphic switching app. $3,330 $8,132$25,415$24,919
Parts of the app. & equip. of 85.17$2,655$6,014$2,594 $27,388$2,466
Total$2,655$9,344$2,594$8,132$52,803$27,385