Interval              MPECS Discovery Observations
2005                       0         0           10
2006                       0         0            2
2007                       0         0            3
2008                       0         0           18
2009                       0         0            0
2010                       0         0           16
2011                       0         0            0
2012                       0         0            4
2013                       0         0            4
2014                       0         0            0
2015                       0         0            0
2016                       0         0            0
2017                       0         0            0
2018                       0         0            0
2019                       0         0            0
2020                       0         0            0
2021                       0         0            0
2022                       0         0            0
2023                       0         0            0
2024                       6         0            0