CREATE TABLE `t1` (
	`Date`	TEXT,
	`Type`	TEXT,
	`Value`	TEXT
);
insert into t1 values ( "2016-01-10", "A", "5" );
insert into t1 values ( "2016-01-11", "B", "4" );
insert into t1 values ( "2016-01-12", "A", "1" );
insert into t1 values ( "2016-01-12", "B", "8" );
insert into t1 values ( "2016-01-12", "C", "1" );
insert into t1 values ( "2016-01-15", "A", "7" );
insert into t1 values ( "2016-02-01", "A", "11" );