Downward trend continues Downward trend continues The number of bankruptcy petitions filed in U.S. Bankruptcy Court in the Western District of West Tennessee with a petitioner address in Memphis or Shelby County dipped 4 percent in August, compared to the same period a year ago.   Petitioner ZIP code August 2000 August 1999 38002 9 9 38017 17 10 38018 25 16 38028 1 1 38029 1 0 38053 23 18 38101 3 1 38103 3 7 38104 24 22 38105 13 15 38106 74 65 38107 38 34 38108 47 42 38109 111 138 38111 75 64 38112 28 145 38114 91 61 38115 67 77 38116 122 117 38117 17 16 38118 110 104 38119 12 7 38120 2 2 38122 36 28 38125 29 22 38126 7 7 38127 108 139 38128 83 60 38133 7 10 38134 31 31 38135 10 9 38138 5 5 38139 0 2 38141 41 34 Totals 1,270 1,318 Source: Petitioners filed in August 1999 and 2000 in U.S. Bankruptcy Court for the Western District of West Tennessee, which contained a ZIP code in Memphis or Shelby County, as compiled by the Daily News Online.