Commodity200520062007200820092010
Telephonic/telegraphic switching app.$286,891$2,512,115$9,283,484$88,629,643$56,490,668$41,486,906
Parts of the app. & equip. of 85.17$3,033,503$2,671,878$2,850,696$4,012,227$9,651,833$6,548,584
Total$3,320,394$5,183,993$12,134,180$92,641,870$66,142,501$48,035,490