Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	877	2283
2011	Feb	837	2086
2011	Mar	1083	2997
2011	Apr	1061	2703
2011	May	1152	3264
2011	Jun	972	2540
2011	Jul	1056	2792
2011	Aug	974	2731
2011	Sep	1015	2707
2011	Oct	940	2429
2011	Nov	1504	4374
2011	Dec	1145	2856
2011	all	9839	33762