This is the SMART events by ActiveSmart,The changes happen when using drive.
However in overview window it reports Good for health.
Date;Time;Model;Serial;Type;Message
2017/03/29;10:00:12;ST2000LM003 HN-M201RAD;;INFO;"Monitoring started"
2017/03/29;10:18:47;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F1 - Total LBA Written). Old value: 95, New value: 98"
2017/03/29;10:18:47;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F2 - Total LBA Read). Old value: 99, New value: 98"
2017/03/29;10:50:27;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F2 - Total LBA Read). Old value: 98, New value: 97"
2017/03/29;11:02:46;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F2 - Total LBA Read). Old value: 97, New value: 96"
2017/03/29;11:05:48;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F1 - Total LBA Written). Old value: 98, New value: 97"
2017/03/29;11:08:54;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F1 - Total LBA Written). Old value: 97, New value: 100"
2017/03/29;11:13:54;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F1 - Total LBA Written). Old value: 100, New value: 99"
2017/03/29;11:13:54;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F2 - Total LBA Read). Old value: 96, New value: 95"
2017/03/29;11:16:56;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F2 - Total LBA Read). Old value: 95, New value: 94"
2017/03/29;11:31:46;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F2 - Total LBA Read). Old value: 94, New value: 100"
2017/03/29;11:46:46;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F2 - Total LBA Read). Old value: 100, New value: 99"
2017/03/29;12:01:55;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F1 - Total LBA Written). Old value: 99, New value: 95"
2017/03/29;12:01:55;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F2 - Total LBA Read). Old value: 99, New value: 98"
2017/03/29;12:04:57;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F1 - Total LBA Written). Old value: 95, New value: 96"
2017/03/29;12:08:03;ST2000LM003 HN-M201RAD;;ALERT;"SMART attribute changed: (F2 - Total LBA Read). Old value: 98, New value: 96"