The chart above shows the net worth of the billionaires of each region divided by the population of said region.  The Western US has almost one-and-a-half the per capita net worth of billionaires of the next leading region.

The chart above shows the net worth of the billionaires of each region divided by the population of said region.  The Northern EU has almost double the per capita net worth of billionaires of the next leading region.

The chart above shows the net worth of the billionaires of each state divided by the population of said state.  Wyoming has a commanding lead in this metric.

The chart above shows the net worth of the billionaires of each state divided by the population of said state.  Although the net worth of Cypriot billionaires is relatively small, the really small population of the state helps to rank it first in this metric by a large margin.

The chart above shows the number of passengers that traveled by air for every resident in each US region.  The West is the region with the most air passengers per capita in the US.

The chart above shows the number of passengers that traveled by air for every resident in each EU region.  The Northern EU is the region with the most air passengers per capita in the EU.

The chart above shows the number of Christmas trees produced by each state.  Unfortunately, Christmas tree production in the EU is very skewed and thus the chart does not look like a tree.  Oh well, it's the thought that counts.  Denmark seems to be the Christmas tree behemoth in the EU.

The chart above shows the number of passengers that traveled by air in each US region.  The Southern US has the most air travelers just beating out the Western US.

The chart above shows the number of passengers that traveled by air in each EU region.  The Western EU has by far the most air passengers and no other region comes close, in fact, it has more air passengers than the three other regions combined.

The chart above shows the total net worth of each EU region's billionaires.  The Western EU is the only region whose billionaires have a total net worth of over $1 trillion.