1,user1,2013-01-04
1,user1,2013-01-04
1,user1,2013-01-04
1,user1,2013-01-04
2,user2,2013-01-05
2,user2,2013-01-05
3,user3,2013-01-06
4,user4,2013-01-07
4,user4,2013-01-07
4,user4,2013-01-07
4,user4,2013-01-07