1# bins: N,width,first 31,2,6
2# n center samples (low_edge to high_edge)
3# total number of samples within bins 134
4  1 6      3    (5.0 to 7.0)
5  2 8      3    (7.0 to 9.0)
6  3 10      3    (9.0 to 11.0)
7  4 12      4    (11.0 to 13.0)
8  5 14      3    (13.0 to 15.0)
9  6 16      4    (15.0 to 17.0)
10  7 18      4    (17.0 to 19.0)
11  8 20      5    (19.0 to 21.0)
12  9 22      5    (21.0 to 23.0)
13 10 24      5    (23.0 to 25.0)
14 11 26      6    (25.0 to 27.0)
15 12 28      6    (27.0 to 29.0)
16 13 30      7    (29.0 to 31.0)
17 14 32      6    (31.0 to 33.0)
18 15 34      6    (33.0 to 35.0)
19 16 36      6    (35.0 to 37.0)
20 17 38      7    (37.0 to 39.0)
21 18 40      5    (39.0 to 41.0)
22 19 42      5    (41.0 to 43.0)
23 20 44      5    (43.0 to 45.0)
24 21 46      3    (45.0 to 47.0)
25 22 48      5    (47.0 to 49.0)
26 23 50      4    (49.0 to 51.0)
27 24 52      5    (51.0 to 53.0)
28 25 54      3    (53.0 to 55.0)
29 26 56      3    (55.0 to 57.0)
30 27 58      4    (57.0 to 59.0)
31 28 60      2    (59.0 to 61.0)
32 29 62      3    (61.0 to 63.0)
33 30 64      2    (63.0 to 65.0)
34 31 66      2    (65.0 to 67.0)
35