_id	2014.0	2015.0	2016.0	2017.0
1	Αριθμός	Αριθμός	Αριθμός	Αριθμός
2	439.0	429.0	428.0	423.0
3	""	""	""	""
4	10.0	2.0	8.0	18.0
5	2.0	""	3.0	1.0
6	2.0	1.0	1.0	3.0
7	""	""	""	""
8	6.0	1.0	4.0	14.0
9	""	""	""	""
10	0.0	1.0	3.0	0.0
11	""	""	2.0	""
12	""	""	""	""
13	""	1.0	1.0	""
14	""	""	""	""
15	""	""	""	""
16	429.0	428.0	423.0	405.0
17	""	""	""	""
18	""	""	""	""
19	""	""	""	""
20	""	""	""	""
21	2014.0	""	2015.0	""
22	Αριθμός	Μήνες απασχόλ. 	Αριθμός	Μήνες απασχόλ. 
23	9.0	50.0	7.0	40.0
24	1.0	12.0	1.0	12.0
25	""	""	""	""
26	10.0	""	8.0	""
27	""	""	""	""