1. 17. ESTIMATED VOLUME OF OVERLAND FLOWS OF THE MAIN BASINS (Bil.cu m)

Aquatic year	Total country	Caspian Sea	Persian Gulf & Oman Sea	Lake Orumiyeh	Markazi	Hamun & Sarakhs
33-year average (1347-1380)...............	96.25	18.89	51.54	5.79	14.57	5.47
1369-70.......................	79.54	13.07	40.05	3.51	13.17	9.74
1374-75.......................	109.56	19.36	59.89	4.77	22.20	3.34
1376-77.......................	112.34	17.54	63.59	5.41	19.61	6.19
1377-78.......................	55.55	7.34	33.11	1.56	11.11	2.43
1378-79.......................	42.53	8.33	24.17	1.35	6.56	2.12
1379-80.......................	37.63	6.54	23.56	1.27	4.52	1.74
1380-81.......................	80.55	9.41	53.47	3.90	11.56	2.20

Source: Ministry of Energy .