Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	36	56
2013	Feb	21	35
2013	Mar	30	46
2013	Apr	41	47
2013	May	35	42
2013	Jun	30	41
2013	Jul	37	39
2013	Aug	56	70
2013	Sep	48	57
2013	Oct	39	53
2013	Nov	53	61
2013	Dec	70	75
2013	all	426	622