Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	3	5
2009	Feb	9	9
2009	Mar	6	9
2009	Apr	9	11
2009	May	4	4
2009	Jun	3	3
2009	Jul	5	5
2009	Aug	2	5
2009	Sep	4	5
2009	Oct	3	3
2009	Nov	4	4
2009	Dec	1	1
2009	all	49	64