need to leave out 2016B?

[vinzenzstampf]

In [3]: cat /Users/cesareborgia/cernbox/hnl/2016/data/Single_mu_2016B/HNLTreeProducer_mmm/HNLTreeProducer.txt
Counter HNLTreeProducer :
all events 0 -1.00 -1.0000
pass final state 0 -1.00 -1.0000
pass skim 0 -1.00 -1.0000