The 7 must-know numbers of the week, starting with Michael Clarke's Berrima purchase

The approximate purchase price of Australian cricket captain Michael Clarke's new Berrima acquisition, Round Hill, the 93-hectare Southern Highlands lifestyle farm with picket fenced oval with cricket pitch. The Clarke purchase fulfills his dream of opening a cricket academy. It's a very private forested property accessed only by gravel road.

The sale price of the Pomeroy, Potts Point, apartment of the slain Sydney racing identity Les Samba. It sold some 14 months after its initial listing. It's been bought by veterinarian Raoul Wanner and his wife, Ingrid.

The percentage of consumers polled by Westpac-Melbourne Institute who expect interest rates to fall in the next 12 months. Two-thirds of consumers expect either rates to rise (32.7%) or rates to remain unchanged (34.7%), indicating a considerable lack of consensus on where mortgages rates are heading over the medium term.

The annual rent increase in Pittwater units recorded in the year to June, according to PRDnationwide. RP Data shows that Pittwater units have a weekly rental of $320. This is the strongest-performing unit rental market in and around Sydney. 

The gross price of Melbourne residential land, according to the latest research by Oliver Hume. Once rebates and incentives are factored in the net effective land price fell below the “magical” $200,000 mark for the first time since June 2010, the real estate group reported.

The sale price for a Castle Cove house that was the week's top sale. The Marston Architects-designed property was the subject of a hotly contested bidding war between two bidders, who pushed the price up from $3.6 million to its sale price.

The increase in house prices in the Queensland mining boom region of Isaac, which includes much of the coal-rich Bowen Basin, over the past year. The median house price in the Isaac region is now median of $572,500, according to RP Data.