FRANCOFORTE, 14 maggio (Reuters) - The European Central Bank bought a net 7.893 billion euros ($6.58 billion) of public sector assets last week as part of its quantitative easing programme, above the 1.290 billion euros it purchased a week earlier, it said on Monday. The following table details the ECB’s purchases in the Public Sector Purchase Programme (PSPP), Asset Backed Securities Programme (ABS), Corporate Sector Purchase Programme (CSPP) and Covered Bond Purchase Programme 3 over the past eight weeks. The total represents the purchases in the four purchase programmes. All figures are in billions of euros. Reference Date PSPP ABS Covered bonds CSPP Total May 11 7.893 0.014 0.687 1.044 9.638 May 4 1.290 0.019 0.562 0.939 2.810 Apr 27 8.996 1.086 0.164 0.907 11.153 Apr 20 -1.086 -0.154 0.866 0.421 0.047 Apr 13 10.169 0.032 1.017 0.817 12.035 Apr 6 8.467 0.158 0.522 0.807 9.954 Mar 30 -4.116 -0.019 -0.295 0.238 -4.192 Mar 23 5.476 -0.259 0.176 2.224 7.617 Mar 16 3.491 0.844 0.788 1.263 6.386 ($1 = 1.199 euros) * The figures are calculated by subtracting holdings from the previous week’s level and are not corrected for end-of-the-quarter amortization. For more detail on the ECB's asset purchases, please click: here