Date	Open	High	Low	Close	Volume
20 May 2011	0.680	0.690	0.670	0.670	25,825,000
19 May 2011	0.690	0.690	0.670	0.670	10,170,000
18 May 2011	0.680	0.690	0.670	0.690	20,265,000
17 May 2011	0.690	0.690	0.670	0.680	49,525,000
16 May 2011	0.690	0.700	0.670	0.690	47,097,500
13 May 2011	0.710	0.710	0.690	0.700	25,320,000
12 May 2011	0.710	0.720	0.700	0.710	8,123,990
11 May 2011	0.730	0.740	0.710	0.720	30,296,490
09 May 2011	0.700	0.720	0.690	0.710	65,602,000
06 May 2011	0.690	0.700	0.680	0.680	21,476,284