Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	159	282
2011	Feb	127	210
2011	Mar	162	350
2011	Apr	186	306
2011	May	178	277
2011	Jun	145	193
2011	Jul	189	247
2011	Aug	210	315
2011	Sep	164	241
2011	Oct	207	315
2011	Nov	265	423
2011	Dec	185	237
2011	all	1726	3396