This page is to allow countries and organisations to share their views on how to monitor SDG indicator 9.1.2, "passenger and freight volumes, by mode of transport", at both the global and national levels. There are two sub-pages below (and linked to on the lefthand sidebar).
Find details on how to use the statsswiki and How to use the UNECE Statistics wikis
Current data availability in the Global Database https://unstats.un.org/sdgs/indicators/database/.