FACTBOX - Casualty tolls in Caucasus conflict

(Reuters) - Reports of casualties in South Ossetia and Georgia put the combined number of dead at above 2,000 since fighting erupted late on Thursday.

Below are the latest figures from all sides involved in the conflict.

RUSSIA

* Russian Ambassador to Georgia Vyacheslav Kovalenko said at least 2,000 civilians had died in Tskhinvali as a result of fighting between Russian and Georgian forces, Interfax news agency reported. He said 13 Russian peacekeepers were killed and up to 70 injured in the fighting.

* Sergei Sobyanin, the Russian government chief of staff, said 30,000 South Ossetian refugees had fled to Russia since early on Friday.

GEORGIA

* A source in the Georgian government told Reuters on Saturday 129 Georgian civilians and military were killed and 748 wounded.

* Georgian President Mikheil Saakashvili said Russian aerial bombing had killed around 30 Georgian soldiers.

SOUTH OSSETIA

* South Ossetia's President Eduard Kokoity on Friday said about 1,400 people had died in Tskinvali.

UNHCR

* The U.N. Refugee Agency said the number of people who have fled from South Ossetia into Georgia proper is about 2,400.

* The UNHCR, quoting Russian officials, says the number estimated to be going to North Ossetia, an adjacent region within Russia, stands at 4,000 or 5,000.

(Compiled by Chris Baldwin in Moscow; editing by Ron Popeski and Mary Gabriel)