[[1537844400, 5]
,[1537848000, 1]
,[1537851600, 1]
,[1537855200, 1]
,[1537858800, 1]
,[1537866000, 2]
,[1537869600, 3]
,[1537873200, 2]
,[1537876800, 2]
,[1537880400, 2]
,[1537884000, 2]
,[1537891200, 1]
,[1537894800, 1]
,[1537898400, 6]
,[1537902000, 4]
,[1537912800, 1]