What is the fine-grained topic of the following text: In terms of growth rate, Eastern Europe was the fastest growing region in July with traffic surging 24.4 per cent - mainly fuelled by flydubai’s route development plan, followed by CIS (up 18.34 per cent) with major contributions from the Russian market and destinations such as Bishkek, Baku and Almaty among others, and Africa (up 9.7 per cent). Only return the topic.
Growth rate of air traffic in different regions