Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	172	241
2011	Feb	145	208
2011	Mar	289	481
2011	Apr	360	516
2011	May	306	434
2011	Jun	313	520
2011	Jul	283	383
2011	Aug	245	308
2011	Sep	267	347
2011	Oct	243	325
2011	Nov	387	575
2011	Dec	290	401
2011	all	2648	4739