Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	30	45
2013	Feb	13	25
2013	Mar	21	34
2013	Apr	22	26
2013	May	19	23
2013	Jun	21	29
2013	Jul	22	36
2013	Aug	43	67
2013	Sep	36	40
2013	Oct	25	35
2013	Nov	43	53
2013	Dec	61	77
2013	all	287	490