Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	43	69
2009	Feb	38	49
2009	Mar	79	106
2009	Apr	69	104
2009	May	52	81
2009	Jun	37	56
2009	Jul	61	99
2009	Aug	46	54
2009	Sep	52	60
2009	Oct	50	55
2009	Nov	54	76
2009	Dec	40	62
2009	all	522	871