Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	8	9
2013	Feb	14	14
2013	Mar	5	5
2013	Apr	10	12
2013	May	10	21
2013	Jun	5	6
2013	Jul	1	1
2013	Aug	0	0
2013	Sep	2	3
2013	Oct	1	1
2013	Nov	2	2
2013	Dec	3	3
2013	all	61	77