anchor.diff:  Trimble Navigation Ltd.,TRIMBLE ALLOY,5920R40106,5.42,2019-12-08T23:19:38Z,2020-04-14T23:22:02Z,
   Trimble Navigation Ltd.,TRIMBLE ALLOY,5920R40106,5.43,2020-04-14T23:22:03Z,2020-09-24T05:31:00Z,
   Trimble Navigation Ltd.,TRIMBLE ALLOY,5920R40106,5.45,2020-09-24T05:31:01Z,9999-01-01T00:00:00Z,
  -Trimble Navigation Ltd.,TRIMBLE ALLOY,5920R40110,5.42,2019-10-24T23:08:50Z,9999-01-01T00:00:00Z,
  +Trimble Navigation Ltd.,TRIMBLE ALLOY,5920R40110,5.42,2019-10-24T23:08:50Z,2020-09-28T05:22:08Z,
  +Trimble Navigation Ltd.,TRIMBLE ALLOY,5920R40110,5.45,2020-09-28T05:22:09Z,9999-01-01T00:00:00Z,
   Trimble Navigation Ltd.,TRIMBLE ALLOY,5920R40112,5.42,2019-09-03T03:50:30Z,2020-04-08T04:17:29Z,
   Trimble Navigation Ltd.,TRIMBLE ALLOY,5920R40112,5.43,2020-04-08T04:17:30Z,2020-09-24T05:47:23Z,
   Trimble Navigation Ltd.,TRIMBLE ALLOY,5920R40112,5.45,2020-09-24T05:47:24Z,9999-01-01T00:00:00Z,
  -Trimble Navigation Ltd.,TRIMBLE ALLOY,5921R40118,5.42,2019-08-27T00:03:38Z,9999-01-01T00:00:00Z,
  -Trimble Navigation Ltd.,TRIMBLE ALLOY,5921R40119,5.42,2019-10-02T02:06:00Z,9999-01-01T00:00:00Z,
  +Trimble Navigation Ltd.,TRIMBLE ALLOY,5921R40118,5.42,2019-08-27T00:03:38Z,2020-09-28T07:15:34Z,
  +Trimble Navigation Ltd.,TRIMBLE ALLOY,5921R40118,5.45,2020-09-28T07:15:35Z,9999-01-01T00:00:00Z,
  +Trimble Navigation Ltd.,TRIMBLE ALLOY,5921R40119,5.42,2019-10-02T02:06:00Z,2020-09-28T02:42:35Z,
  +Trimble Navigation Ltd.,TRIMBLE ALLOY,5921R40119,5.45,2020-09-28T02:42:36Z,9999-01-01T00:00:00Z,
   Trimble Navigation Ltd.,TRIMBLE ALLOY,5921R40120,5.42,2019-10-03T01:22:08Z,2020-04-16T21:59:44Z,
   Trimble Navigation Ltd.,TRIMBLE ALLOY,5921R40120,5.43,2020-04-16T21:59:45Z,2020-09-22T05:51:37Z,
   Trimble Navigation Ltd.,TRIMBLE ALLOY,5921R40120,5.45,2020-09-22T05:51:38Z,9999-01-01T00:00:00Z,
  
positive.code: Trimble Navigation Ltd.,TRIMBLE NETR9,5307K50971,5.10,2016-03-30T03:14:15Z,2016-08-16T05:59:32Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5307K50971,5.14,2016-08-16T05:59:33Z,2016-12-20T18:07:50Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5307K50971,5.15,2016-12-20T18:07:51Z,2017-06-20T17:48:57Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5307K50971,5.22,2017-06-20T17:48:58Z,9999-01-01T00:00:00Z,enable GPS-L5
  Trimble Navigation Ltd.,TRIMBLE NETR9,5307K50976,4.81,2014-05-07T00:00:00Z,2014-05-31T23:59:00Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5307K50976,4.85,2014-06-01T00:00:01Z,2016-03-30T21:45:16Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5307K50976,5.10,2016-03-30T21:45:17Z,2016-08-16T05:27:17Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5307K50976,5.14,2016-08-16T05:27:18Z,2016-12-19T20:36:44Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5307K50976,5.15,2016-12-19T20:36:45Z,2017-09-19T03:37:45Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5307K50976,5.22,2017-09-19T03:37:46Z,9999-01-01T00:00:00Z,enable GPS-L5
  Trimble Navigation Ltd.,TRIMBLE NETR9,5308K41925,default,2013-05-15T00:00:00Z,2013-05-15T00:00:01Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5308K41925,4.62,2013-05-15T00:00:02Z,2016-04-27T23:32:25Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5308K41925,5.10,2016-04-27T23:32:26Z,2018-10-26T02:11:37Z,
  
negative.code: Trimble Navigation Ltd.,TRIMBLE NETR9,5522R50071,5.45,2020-09-13T23:53:48Z,9999-01-01T00:00:00Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5522R50086,4.93,2015-07-23T00:00:00Z,2017-04-18T03:00:00Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5522R50086,5.15,2017-04-18T03:00:01Z,2017-06-20T17:43:32Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5522R50086,5.22,2017-06-20T17:43:33Z,2020-09-29T04:06:57Z,enable GPS-L5
  Trimble Navigation Ltd.,TRIMBLE NETR9,5522R50086,5.45,2020-09-29T04:06:58Z,9999-01-01T00:00:00Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5522R50089,4.93,2015-07-23T00:00:00Z,2016-01-01T00:00:00Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5522R50089,5.10,2016-01-01T00:00:01Z,2016-08-14T19:07:54Z,
  Trimble Navigation Ltd.,TRIMBLE NETR9,5522R50089,5.14,2016-08-14T19:07:55Z,2016-12-19T22:35:43Z,
  