Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	80	111
2011	Feb	58	80
2011	Mar	60	80
2011	Apr	90	102
2011	May	84	118
2011	Jun	68	88
2011	Jul	68	75
2011	Aug	76	94
2011	Sep	37	45
2011	Oct	43	57
2011	Nov	83	114
2011	Dec	69	79
2011	all	659	1043