国家统计局发布数据显示，1—8月份，全国房地产开发投资60309亿元

Group 1 - The core viewpoint of the article highlights a significant decline in real estate development investment in China for the first eight months of the year, with a total investment of 60,309 billion yuan, representing a year-on-year decrease of 12.9% [1] - Residential investment specifically amounted to 46,382 billion yuan, showing a decrease of 11.9% compared to the same period last year [1]