_id	2010N(t)	2011N(t)	2012N(t)	2013N(t)	2014N(t)
1	22	22	17	14	13
2	0	0	0	0	0
3	2	2	2	2	2
4	18	18	13	11	10
5	0	0	0	0	0
6	0	0	0	0	0
7	1	0	0	0	0
8	0	0	0	0	0
9	0	0	0	0	0
10	0	0	0	0	0
11	0	-	-	-	-
12	0	0	0	0	0
13	0	0	0	0	0
14	0	0	0	0	0
15	8	3	4	3	3
16	X	X	-	-	-
17	5	2	3	3	X
18	X	X	1	1	X