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README.md

@@ -43,9 +43,11 @@ dt = datetime.fromtimestamp(unix_timestamp)
 ```
 
 ## Key Statistics
-- Total number of casts: 177,750,986
+- Total number of casts: 183,186,017
 - Format: Single Parquet file
-- Dataset includes all non-deleted casts from the Farcaster network as of July 3, 2025
+- Earliest cast: September 24, 2021 (Farcaster timestamp: 23050189)
+- Latest cast: August 5, 2025 (current snapshot)
+- Dataset includes all non-deleted casts from the Farcaster network as of August 5, 2025
 
 ## Intended Uses
 
@@ -116,4 +118,4 @@ LIMIT 100;
 MIT License
 
 ## Updates
-This dataset represents a snapshot of Farcaster casts as of July 3, 2025. For live data, please refer to the Farcaster protocol directly or check for updated versions of this dataset.
+This dataset represents a snapshot of Farcaster casts as of August 5, 2025. For live data, please refer to the Farcaster protocol directly or check for updated versions of this dataset.