17 and <=33]]> Vietnam, China, Laos TS 3428890 222 3254451 10366 164073 217 0 4 33 and <=43]]> Vietnam, Laos CAT. 1 1371557 547 1371544 0 13 547 0 0 43 and <=50]]> Vietnam CAT. 2 651162 778 651162 0 0 778 0 0 50 and <=58]]> CAT. 3 0 0 58 and <=70]]> CAT. 4 0 0 70 and <=1000]]> CAT. 5 0 0