Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	10	12
2009	Feb	10	11
2009	Mar	20	26
2009	Apr	12	13
2009	May	7	8
2009	Jun	5	10
2009	Jul	6	21
2009	Aug	7	17
2009	Sep	3	5
2009	Oct	2	2
2009	Nov	2	2
2009	Dec	0	0
2009	all	77	127