Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	0	0
2009	Feb	0	0
2009	Mar	0	0
2009	Apr	11	11
2009	May	18	30
2009	Jun	20	22
2009	Jul	23	29
2009	Aug	16	18
2009	Sep	25	28
2009	Oct	31	37
2009	Nov	38	61
2009	Dec	26	37
2009	all	185	273