About 2.72 million square kilometers.
Approximately 2.78 million square kilometers.
Roughly 3.29 million square kilometers.
About 7.69 million square kilometers.
Around 8.51 million square kilometers.
Approximately 9.53 million square kilometers.
Roughly 9.6 million square kilometers.
About 9.98 million square kilometers.
Approximately 17.1 million square kilometers.