Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2012	Jan	32	41
2012	Feb	35	53
2012	Mar	20	23
2012	Apr	40	50
2012	May	24	32
2012	Jun	40	55
2012	Jul	26	35
2012	Aug	40	61
2012	Sep	41	62
2012	Oct	39	51
2012	Nov	52	66
2012	Dec	38	63
2012	all	340	592