Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	14	22
2009	Feb	19	27
2009	Mar	18	24
2009	Apr	101	141
2009	May	174	234
2009	Jun	140	175
2009	Jul	164	207
2009	Aug	139	207
2009	Sep	212	264
2009	Oct	179	261
2009	Nov	215	343
2009	Dec	198	278
2009	all	1310	2183