Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	0	0
2013	Feb	1	1
2013	Mar	1	2
2013	Apr	2	3
2013	May	3	6
2013	Jun	1	1
2013	Jul	2	3
2013	Aug	0	0
2013	Sep	1	2
2013	Oct	1	1
2013	Nov	2	2
2013	Dec	0	0
2013	all	14	21