Update Readme

Author: 314pies

README.md

@@ -38,10 +38,10 @@ MineCloud is an AWS CDK (Cloud Development Kit) project that allows users to set
 with _20 hrs_ play / month
 
 - Lambda: Free tier
-- S3: Free tier, unless total backup size exceeds 5GB (default max backup count is 3)
+- S3: 5GB free tier for first 12 months, $0.03/GB after that (default max backup count is 3)
 - Data Transfer: Free tier, unless total data transfer exceeds 100GB
 - EC2: 0.27 (`t2.large` spot price) \* 20 (hr) ≈ $0.54/month
-- **Total**: ≈ $0.54/month
+- **Total**: ≈ $0.60/month
 
 Please refer to [Spot Instances Pricing](https://aws.amazon.com/ec2/spot/pricing/) and [S3 Pricing](https://aws.amazon.com/s3/pricing) for more information.