Their analysis found that the most common reasons given were being ‘too busy at work’, followed by ‘poor health’, ‘being too busy at home’, and ‘no particular reason’.
Yn ôl eu dadansoddiad, y rhesymau mwyaf cyffredin a roddwyd oedd ‘rhy brysur yn y gwaith’, yna ‘iechyd gwael’, ‘rhy brysur yn y cartref’, a ‘dim rheswm penodol’.