**To retrieve the reservation coverage for EC2 t2.nano instances in the us-east-1 region** This example retrieves the reservation coverage for EC2 t2.nano instances in the us-east-1 region for July-September of 2017. Command:: aws ce get-reservation-coverage --time-period Start=2017-07-01,End=2017-10-01 --group-by Type=Dimension,Key=REGION --filter file://filters.json filters.json:: { "And": [ { "Dimensions": { "Key": "INSTANCE_TYPE", "Values": [ "t2.nano" ] }, "Dimensions": { "Key": "REGION", "Values": [ "us-east-1" ] } } ] } Output:: { "TotalSize": 6, "DimensionValues": [ { "Attributes": {}, "Value": "Amazon ElastiCache" }, { "Attributes": {}, "Value": "EC2 - Other" }, { "Attributes": {}, "Value": "Amazon Elastic Compute Cloud - Compute" }, { "Attributes": {}, "Value": "Amazon Elastic Load Balancing" }, { "Attributes": {}, "Value": "Amazon Elastic MapReduce" }, { "Attributes": {}, "Value": "Amazon Elasticsearch Service" } ], "ReturnSize": 6 }