Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	396	575
2011	Feb	393	772
2011	Mar	473	1318
2011	Apr	598	1351
2011	May	261	405
2011	Jun	356	461
2011	Jul	299	379
2011	Aug	257	327
2011	Sep	343	471
2011	Oct	338	445
2011	Nov	680	884
2011	Dec	129	154
2011	all	3766	7542