Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	280	428
2011	Feb	202	312
2011	Mar	295	435
2011	Apr	336	498
2011	May	308	475
2011	Jun	302	501
2011	Jul	251	355
2011	Aug	235	332
2011	Sep	298	434
2011	Oct	272	431
2011	Nov	340	519
2011	Dec	233	334
2011	all	2720	5054