Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	8	10
2009	Feb	4	4
2009	Mar	6	6
2009	Apr	12	13
2009	May	5	6
2009	Jun	2	2
2009	Jul	6	7
2009	Aug	5	8
2009	Sep	3	5
2009	Oct	2	11
2009	Nov	1	1
2009	Dec	0	0
2009	all	48	73