- ROMAN (397,311)
- MEDIEVAL (245,156)
- POST MEDIEVAL (213,825)
- IRON AGE (58,543)
- EARLY MEDIEVAL (41,077)
- NEOLITHIC (23,458)
- UNKNOWN (16,079)
- BRONZE AGE (13,539)
- MESOLITHIC (10,978)
- MODERN (6,297)
- PALAEOLITHIC (1,627)
- GREEK AND ROMAN PROVINCIAL (360)
- PREHISTORIC (287)
- BYZANTINE (121)