from the UK, Cardiff's shops were most likely to be visited (50%) whilst the priorities for visitors from overseas were Cardiff Castle (80%) and Cardiff Bay (70%). Sciences Cardiff has a strong cluster of around 100 bioscience related companies and organisations and Cardiff University has a growing international reputation for research expertise in bioscience related disciplines. Major international companies like GE Healthcare (employing over 1,000 people locally), Shaw Healthcare, Bio Trace and Cogent, complement an innovative small firm sector attracted by the university and the 2,500 local students and 500 doctorates in bioscience related disciplines. Property & development Cardiff is currently enjoying several regeneration projects like the £270 million International Sports Village in Cardiff Bay which will play a part in London 2012 Olympics. It features the only Olympic-standard swimming pool in Wales, the Cardiff International Swimming Pool, which opened on 12 January 2008. The Tiger Bay area also housed one of the UK's earliest non-white immigrant communities. After a long period of neglect, it has now been regenerated as Cardiff Bay - a popular area for culture, entertainment and nightlife. Much of the growth has been thanks to the building of the Cardiff Barrage. Two large international business parks are planned for the north of Cardiff, the largest being at Thornhill which may include the building of a new junction on the M4 motorway, the other being at junction 33. The average house price in Cardiff is £181,226, which represents a drop of -0.5% since last year. Cardiff has a strong rental market, particularly in the city centre and Cardiff Bay where house rentals are almost double the national average and the number of total transactions exceeds the total number of properties. According to Zoopla.co.uk the average house price in Cardiff is £188,910, the most expensive post code in Cardiff is CF15 with an average house price of £237,174 which covers suburbs such as Tongwynlais, Radyr and Pentyrch in the North of the city. House sales in the city rose by 60% in May 2009 in spite of the housing slump and economic recession. House prices are lower than at the peak of the boom but are now rising again. References See also Economy of Wales