Many of the current factors, such as the weather and exchange rates, are clearly outside the control of the Welsh Government and are factors that the whole economy has needed to address.
Mae llawer o’r ffactorau, fel y tywydd a’r raddfa gyfnewid, yn amlwg allan o reolaeth Llywodraeth Cymru ac yn ffactorau y mae pob rhan o’r economi wedi gorfod dygymod â nhw.