Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	0	0
2009	Feb	0	0
2009	Mar	0	0
2009	Apr	11	12
2009	May	16	27
2009	Jun	14	15
2009	Jul	18	22
2009	Aug	14	15
2009	Sep	23	24
2009	Oct	26	29
2009	Nov	28	50
2009	Dec	20	32
2009	all	148	226