Back Bay luxury real estate sales

The number of Boston Back  bay condo sales from 1/1/11 – 8/1/11 – 250

The number of Boston Back Bay condo sales from 1/1/10 – 8/1/10 – 278

The average price per square foot for a Back Bay condo 1/1/11 – 8/1/11 – $812.00

The average price per square foot for a Back Bay condo 1/1/10 – 8/1/10 – $798.00