date | value 2011-01-03 | 3 2011-01-03 | 2 2011-01-03 | 1 2011-01-03 | 1.2 2011-01-09 | 1 2012-01-11 | -1 2001-42-42 2012-01-11 | 1 2012-01-11 | 2147483648
