2008-12-20   2.260
2009-01-10   2.360
2009-08-02   2.360
2009-09-13   2.330
2009-10-08   2.320
2009-11-07   2.210
2009-11-21   2.220
2009-12-06   2.430
2010-02-10   2.400
2010-09-30   2.290
2010-12-08   2.430
2011-11-16   2.230
2012-01-15   2.340
2012-08-26   2.380
2012-11-18   2.410
2013-01-03   2.400
2013-01-05   2.290