Other similar sized economies such as Brazil or Mexico have 12 or 8 airports over the 2,5 million pax mark. And more importantly, they are more distributed among diferent cities. Even France, 30 times smaller and with only 40% of Russia's population has 9 aiports in 7 different cities with more traffic. Just for comparision purposes, USA has 61 airports with more than 5 million pax.
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