Mass market homes dominate March sales volume

They're almost 63% of overall sales.

According to OrangeTee, of the 480 units sold in March, 299 were from the OCR. This represents about 62.3% of new sales in March. The CCR sold 54 units whilst the RCR sold 127 units. 

Notably, most of the units sold in March belonged to older projects. There were only 2 new launches in March, The Santorini in Tampines and Ascent@456 in Balestier. They sold a combined total of 76 units.

Here's more from OrangeTee:

The remaining 404 units sold in March were from older projects. There were 480 units sold in March, compared to 739 units in February. This represents a 35% m-o-m drop in new private residential sales. Y-o-y, sales plunged 83% compared to March last year when 2,793 units were sold.

There were 724 units launched in March, with majority of the new launches in the Outside Central Region (OCR). 11 units were launched in the Core Central Region (CCR), 86 units in the Rest of Central Region (RCR) and 627 units in the OCR.