From 2 500 000 to +/- 10 200 BC
From 10 200 to 4 500 BC
From 4 500 to 3 500 or 3 200 BC
From 3 500 / 3200 to 1 200 BC
From 1 200 to 539 BC
From 539 to 332 BC
From 332BC to 324 AD
From 324 to 636 AD
From 636 to 1516 AD
From 1516 to 1921
From 1921 till now