Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	0	0
2009	Feb	0	0
2009	Mar	0	0
2009	Apr	101	157
2009	May	171	242
2009	Jun	172	250
2009	Jul	199	335
2009	Aug	205	312
2009	Sep	221	279
2009	Oct	218	349
2009	Nov	247	429
2009	Dec	203	329
2009	all	1337	2682