10 0 RESERVED 21 1 RESERVED 32 2 NO RADIOSONDE-PASSIVE TARGET(E.G.REFLECTOR) 43 3 NO RADIOSONDE-ACTIVE TARGET(E.G.TRANSPONDER) 54 4 NO RADIOSONDE-PASSIVE TEMPERATURE-HUMIDITY PROFILER 65 5 NO RADIOSONDE-ACTIVE TEMPERATURE-HUMIDITY PROFILER 76 6 NO RADIOSONDE-RADIO ACOUSTIC SOUNDER 89 9 NO RADIOSONDE-SYSTEM UNKNOWN OR NOT SPECIFIED 910 10 RS VIZ TYPE A (USA) 1011 11 RS VIZ TYPE B (USA) 1112 12 RS SDC (SPACE DATA CORPORATION-USA) 1213 13 ASTOR (NO LONGER MADE-AUSTRALIA) 1314 14 VIZ MARK I MICROSONDE(USA) 1415 15 EEC COMPANY TYPE 23 (USA) 1516 16 ELIN (AUSTRIA) 1617 17 GRAW G. (GERMANY) 1719 19 GRAW M60 (GERMANY) 1820 20 INDIAN MET SERVICE MK3 (INDIA) 1921 21 VIZ/JIN YANG MARK I MICROSONDE(SOUTH KOREA) 2022 22 MEISEI RS2-80 (JAPAN) 2123 23 MESURAL FMO 1950A (FRANCE) 2224 24 MESURAL FMO 19455A (FRANCE) 2325 25 MESURAL MH73A (FRANCE) 2426 26 METEOLABOR BASORA (SWITZERLAND) 2527 27 AVK-MRZ (USSR) 2628 28 METEORIT MARZ2-1 (USSR) 2729 29 METEIRIT MARZ2-2 (USSR) 2830 30 OKI RS2-80 (JAPAN) 2931 31 VIZ/VALCOM TYPE A PRESSURE-COMMUTATED(CANADA) 3032 32 SHANGAI RADIO (CHINA) 3133 33 UK MET OFFICE MK3( UK) 3234 34 VINOHRADY(CZECHOSLOVAKIA) 3335 35 VAISALA RS18 (FINLAND) 3436 36 VAISALA RS21 (FINLAND) 3537 37 VAISALA RS80 (FINLAND) 3638 38 VIZ LOCATE (LORAN-C)(USA) 3739 39 SPRENGER E076 (GERMANY) 3840 40 SPRENGER E084 (GERMANY) 3941 41 SPRENGER E085 (GERMANY) 4042 42 SPRENGER E086 (GERMANY) 4143 43 AIR IS -4A-1680 (UK) 4244 44 AIR IS -4A-1680 X (UK) 4345 45 RS MSS(USA) 4446 46 AIR IS -4A-403(USA) 4547 47 MEISLEI RS2-91(JAPAN) 4648 48 VALCOM(CANADA) 4749 49 VIZ MARK II(USA) 4860 60 VAISALA RS80/MICROCORA (FINLAND) 4961 61 VAISALA RS80/DIGCORA OR MARWIN (FINLAND) 5062 62 VAISALA RS80/PCCORA (FINLAND) 5163 63 VAISALA RS80/STAR (FINLAND) 5264 64 ORBITAL,SCIENCE CORPORATION,SPACE DATA DIVISION,TRANSPONDER RADIOSONDE,TYPE 909-11-XX,WHERE XX CORRECPOND TO THE MODEL OF THE INSTRUMENT 5365 65 VIZ TRANSPONDER RADIOSONDE,MODEL NUMBER 1499-520(USA) 54255 255 MISSING VALUE 55