Gweithgynhyrchu yw'r diwydiant mwyaf yn y sector cynhyrchu. Mae'r sector hwn yn cynnwys mwyngloddio a chwarela, cyflenwi ynni a chyflenwi dŵr, a diwydiannau rheoli gwastraff. Gwneir defnydd helaeth o'r ystadegau hyn yn y sector preifat a'r sector cyhoeddus, yn enwedig gan Fanc Lloegr, Trysorlys y DU a'r Swyddfa Cyfrifoldeb Cyllidebol, er mwyn helpu i lunio polisïau a gwneud penderfyniadau.
The value of UK manufacturers’ product sales was £390.1 billion in 2018, a 2.5% increase on the 2017 total of £380.7 billion.
Manufacture of food products experienced the largest value increase in sales between 2017 and 2018, up £1.9 billion (2.6%) to £71.8 billion; growth was seen across most industries within this division.
Manufacturing of machinery and equipment not elsewhere classified also experienced a large value increase in sales between 2017 and 2018, up £1.8 billion (6.8%) to £27.9 billion.
The sales by UK based manufacturers of the individual products covered by the PRODCOM inquiry. It contains the quality measures for 2013 intermediate and final estimates for 2012 and intermediate estimates of manufacturers’ sales by product, from businesses based in the UK in 2013, and final estimates for 2012.