30 groups; 3 groups in North America, 10 groups in Europe and 17 groups in Asia
AG, BB, BS, BZ, CA, CR, CU, DM, DO, GD, GT, HN, HT, JM, KN, LC, MX, NI, PA, SV, TT, US, VC
AL, AT, BA, BE, BG, CH, CZ, DK, DE, EE, ES, FI, FR, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MD, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, UA, XK
AE, AF, AM, AZ, BD, BH, BN, BT, CN, GE, ID, IL, IN, IQ, IR, JO, JP, KG, KH, KP, KR, KW, KZ, LA, LB, LK, MM, MN, MV, MY, NP, OM, PH, PK, PS, QA, SA, SG, SY, TH, TJ, TM, TR, TW, UZ, VN, YE
AO, BF, BI, BJ, BW, CD, CF, CG, CI, CM, CV, DJ, DZ, EG, ER, ET, GA, GH, GM, GN, GQ, GW, KE, KM, LR, LS, LY, MA, MG, ML, MR, MU, MW, MZ, NA, NE, NG, RW, SC, SD, SL, SN, SO, SS, ST, SZ, TD, TG, TN, TZ, UG, ZA, ZM, ZW