In the first half of the year 2011 Hungary hosted 212 international conferences with more than 56.600 participants. The average number of participants per meeting was 267 people. The average length of the conferences was 3,8 days. The majority of the conferences were 2 or 3 days long (52,8%)The subject of the most international conferences were economical (25,9%) followed by medical (25%) and other scientific topics. In the first six months 72,6% of the international conferences were held in Budapest, and more than three quarters of the conference participants (84,2%) arrived from foreign countries.