Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2010	Jan	21	34
2010	Feb	34	62
2010	Mar	28	42
2010	Apr	30	40
2010	May	43	68
2010	Jun	24	35
2010	Jul	18	23
2010	Aug	11	28
2010	Sep	14	19
2010	Oct	25	28
2010	Nov	21	22
2010	Dec	24	28
2010	all	255	429