Volume of passenger transport relative to GDP

<p>Ratio between the volume of inland passenger transport measured in passenger-kilometres and GDP (chain-linked volumes, at 2015 exchange rates), expressed as an index (2015=100). Passenger transport includes the transport performance on national territory by passenger cars, buses/coaches, as well as trains.&nbsp;</p>以乘客公里（passenger-kilometres）计量的内陆客运周转量，与以2015年汇率计价的链式加权不变价国内生产总值（GDP）之比，以指数形式呈现（基期2015年=100）。客运范畴涵盖本国领土范围内乘用车、公共巴士/长途客车及列车的运输周转量。