DATES TIMES TSS Inorganic 19990624 850 11 3 19990624 1140 12 4 19990624 1305 16 5 19990811 935 25 8 19990811 1056 13 4 19990811 1222 16 6 19990811 1339 14 5 19990917 955 10 3 19991014 1017 12 2 19991014 1148 10 5 19991014 1321 13 4 19991014 1447 10 4 19991018 1206 26 7 19991018 1449 17 6 19991119 1005 7 3 19991119 1223 10 6 19991119 1424 8 5 19991204 1100 10 3 19991204 1249 14 4 19991204 1343 8 2 19991204 1422 9 3 19991204 1510 8 2 19991214 1134 5 <1 19991215 1030 8 1 19991215 1310 15 2 20000106 1338 8 2 20000106 1456 11 3 20000127 1247 6 2 20000224 1100 20 4 20000323 1349 10 2 20000331 1329 20 4 20000428 1011 10 3 20000428 1100 10 3 20000504 1208 12 4 20000504 1233 11 3