Interval              MPECS Discovery Observations
2015-01                    1         0           11
2015-02                    0         0            8
2015-03                    1         0            0
2015-04                    0         0            0
2015-05                    1         0            4
2015-06                    0         0            0
2015-07                    0         0            4
2015-08                    1         0            0