Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2010	Jan	0	0
2010	Feb	0	0
2010	Mar	0	0
2010	Apr	11	22
2010	May	36	61
2010	Jun	23	39
2010	Jul	11	15
2010	Aug	10	22
2010	Sep	11	17
2010	Oct	28	31
2010	Nov	21	27
2010	Dec	18	19
2010	all	146	253