Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	38	43
2011	Feb	22	34
2011	Mar	26	38
2011	Apr	31	36
2011	May	18	21
2011	Jun	20	24
2011	Jul	35	36
2011	Aug	22	27
2011	Sep	30	36
2011	Oct	22	32
2011	Nov	31	42
2011	Dec	22	44
2011	all	289	413