Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2010	Jan	18	31
2010	Feb	39	99
2010	Mar	33	42
2010	Apr	48	66
2010	May	52	85
2010	Jun	36	51
2010	Jul	26	37
2010	Aug	15	37
2010	Sep	21	27
2010	Oct	35	54
2010	Nov	33	47
2010	Dec	24	27
2010	all	301	603