array([[100002.0, 2006.0, 1.1, 0.01, 6352.0], [100002.0, 2006.0, 1.2, 0.84,
    304518.0], [100002.0, 2006.0, 2.0, 1.52, 148219.0], [100002.0, 2007.0, 
    1.1, 0.01, 6292.0]])
Subsetting data in python