Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	32	48
2009	Feb	29	34
2009	Mar	57	77
2009	Apr	54	81
2009	May	38	64
2009	Jun	29	38
2009	Jul	47	62
2009	Aug	28	34
2009	Sep	40	61
2009	Oct	46	51
2009	Nov	51	73
2009	Dec	36	56
2009	all	422	679