Some statistics and chronology. Expeditions to Krubera-Voronya cave under the auspices of the Ukrainian Speleological Association since 1999.
1999. August. 9 participants (Ukraine). Leader Yury Kasyan
2000. August. 11 participants (Ukraine). Leader Yury Kasyan
2000. September. 10 participants (Ukraine, France, Spain, Russia). Leader Yury Kasyan
2001. January. 11 participants (Ukraine, Russia). Leader Yury Kasyan
2001. August. 13 participants (Ukraine). Leader Yury Kasyan
2004. August. 53 participants (Ukraine, Moldova, Spain, France, USA, Great Britain, Russia, Abkhazia). Leader Nikolay Solovyov
2004. October. 9 participants (Ukraine). Leader Yury Kasyan
2005. February. 5 participants (Ukraine). Leader Yury Kasyan
2005. September. 21 participants (Ukraine, Russia, Bulgaria). Leader Yury Kasyan
2006. July. 4 participants (Ukraine). Leader Kirill Markovskoy
2006. September. 16 participants (Ukraine, Russia). Leader Yury Kasyan
2007. August. 41 participants (Ukraine, Russia, Belarus, Great Britain). Leader Yury Kasyan
2008. August. 37 participants (Ukraine, Russia, Lithuania, Ireland, Israel). Leader Yury Kasyan
2009. August. 52 participants (Ukraine, Russia, Moldova, Israel). Leader Yury Kasyan
2010. August. 5 participants (Ukraine, Russia, Israel). Leader Yury Kasyan
2011. August. 4 participants (Ukraine, Israel). Leader Yury Kasyan
2012. August. 64 participants (Ukraine, Russia, Lithuania, Israel, Spain, Poland, Great Britain, Bulgaria, Lebanon). Leader Yury Kasyan
2013. August. 43 participants (Ukraine, Russia, Lithuania, Bulgaria, Great Britain, Belgium). Leader Yury Kasyan
2014. August. 30 participants (Ukraine, Russia, Israel, Italy, Poland). Leader Yury Kasyan
2015. August. 15 participants (Ukraine, Crimea, Israel, USA, Iran). Leader Yury Kasyan