[churn ] adds=491588 dels=491588 err=0 (t=10)
[churn ] adds=757640 dels=757640 err=0 (t=20)
[churn ] adds=997584 dels=997584 err=0 (t=30)
[churn ] adds=1252741 dels=1252741 err=0 (t=40)
[churn ] adds=1501673 dels=1501673 err=0 (t=50)
[churn ] adds=1746924 dels=1746924 err=0 (t=60)
[churn ] adds=2009447 dels=2009447 err=0 (t=70)
[churn ] adds=2260658 dels=2260658 err=0 (t=80)
[churn ] adds=2504221 dels=2504221 err=0 (t=90)