Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	16	31
2009	Feb	18	19
2009	Mar	44	59
2009	Apr	41	72
2009	May	27	51
2009	Jun	18	33
2009	Jul	27	40
2009	Aug	23	41
2009	Sep	25	30
2009	Oct	28	33
2009	Nov	34	61
2009	Dec	21	32
2009	all	276	502