Assertion: water footprint | /r/HasProperty | 9.087 gm3/yr
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Source sentences:
text: The global water footprint in the period 1996–2005 was 9.087 Gm3/yr (Billion Cubic Metres per year, or 9.087.000.000.000.000 liters/year), of which 74% was and green, 11% blue, 15% grey.