Clock Changes in Cayenne, French Guiana 1979

Daylight Saving Time (DST) Not Observed in Year 1979

French Guiana observed French Guiana Time (GFT) all year.

Daylight Saving Time has never been used here.

Clocks do not change in Cayenne, French Guiana.

There is no previous DST change in French Guiana.

Which countries & states use DST and which do not?