Author: Olga Mierzwa-Sulima,
Source: eRum 2018 @Budapest, Gergely Daróczi.
Sankey diagram shows early bird registrations for eRum 2018 conference in Budapest.
Other countries label includes countries with 9 or less registrations (Argentina, Brazil, Croatia, Cyprus, Egypt, Estonia, Georgia, Iceland, India, Ireland, Israel, Latvia, Lebanon, Luxembourg, Malta, New Zealand, Norway, Romania, Russian Federation, Serbia, Slovakia, Slovenia, South Africa, Spain, Sweden, Turkey).
Many thanks to eRum organizers, especially Gergely Daróczi for providing anonymized export on the early-bird registration data and recoding sex using babynames R package.