There was strong growth in the construction sector (11.5%), an increase of 2.7% in services and a fall of 0.6% in the production sector.
Dros y flwyddyn bu tyfiant cryf yn y sector adeiladu (11.5%), cynnydd o 2.7% yng ngwasanaethu a gostyngiad o 0.6 yng nghynhyrchu.