Snowflake-costs.md

@@ -16,4 +16,5 @@
 |2021-05-31           |$0.15|
 |2021-06-30           |$0.26|
 |2021-07-31           |$0.20|
-|2021-08-31           |$0.15|
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+|2021-08-31           |$0.15|
+|2021-09-30           |$0.19|
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