Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	10	12
2009	Feb	8	13
2009	Mar	11	13
2009	Apr	10	11
2009	May	7	8
2009	Jun	3	4
2009	Jul	6	7
2009	Aug	7	13
2009	Sep	9	14
2009	Oct	2	2
2009	Nov	3	4
2009	Dec	0	0
2009	all	70	101