Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	92	117
2013	Feb	92	120
2013	Mar	121	253
2013	Apr	146	254
2013	May	192	307
2013	Jun	183	252
2013	Jul	113	165
2013	Aug	140	198
2013	Sep	139	185
2013	Oct	168	247
2013	Nov	154	203
2013	Dec	136	287
2013	all	1269	2588