The biggest increases in per-capita income were in Sakhalin (where per-capita income grew 4.4 times) Dagestan (3.7 times), Chukotka (3.2), Moscow (2.8), Leningrad Oblast (2.4), Kaliningrad Oblast (2.4), and Saint Petersburg (2.3).
FORBES: Russian Regional Economic Inequality - Tyumen is like the United States, Stavropol is like Sri Lanka